19882170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:201

約数の個数: 192

約数和(自身を含む): 68290560

約数和(自身を除く): 48408390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 19, 21, 22, 30, 33, 35, 38, 42, 45, 55, 57, 63, 66, 70, 77, 90, 95, 99, 105, 110, 114, 126, 133, 151, 154, 165, 171, 190, 198, 209, 210, 231, 266, 285, 302, 315, 330, 342, 385, 399, 418, 453, 462, 495, 570, 627, 630, 665, 693, 755, 770, 798, 855, 906, 990, 1045, 1057, 1155, 1197, 1254, 1330, 1359, 1386, 1463, 1510, 1661, 1710, 1881, 1995, 2090, 2114, 2265, 2310, 2394, 2718, 2869, 2926, 3135, 3171, 3322, 3465, 3762, 3990, 4389, 4530, 4983, 5285, 5738, 5985, 6270, 6342, 6795, 6930, 7315, 8305, 8607, 8778, 9405, 9513, 9966, 10570, 11627, 11970, 13167, 13590, 14345, 14630, 14949, 15855, 16610, 17214, 18810, 19026, 20083, 21945, 23254, 24915, 25821, 26334, 28690, 29898, 31559, 31710, 34881, 40166, 43035, 43890, 47565, 49830, 51642, 58135, 60249, 63118, 65835, 69762, 74745, 86070, 94677, 95130, 100415, 104643, 116270, 120498, 129105, 131670, 149490, 157795, 174405, 180747, 189354, 200830, 209286, 220913, 258210, 284031, 301245, 315590, 348810, 361494, 441826, 473385, 523215, 568062, 602490, 662739, 903735, 946770, 1046430, 1104565, 1325478, 1420155, 1807470, 1988217, 2209130, 2840310, 3313695, 3976434, 6627390, 9941085, 19882170]

約数ペア:

[(1, 19882170), (2, 9941085), (3, 6627390), (5, 3976434), (6, 3313695), (7, 2840310), (9, 2209130), (10, 1988217), (11, 1807470), (14, 1420155), (15, 1325478), (18, 1104565), (19, 1046430), (21, 946770), (22, 903735), (30, 662739), (33, 602490), (35, 568062), (38, 523215), (42, 473385), (45, 441826), (55, 361494), (57, 348810), (63, 315590), (66, 301245), (70, 284031), (77, 258210), (90, 220913), (95, 209286), (99, 200830), (105, 189354), (110, 180747), (114, 174405), (126, 157795), (133, 149490), (151, 131670), (154, 129105), (165, 120498), (171, 116270), (190, 104643), (198, 100415), (209, 95130), (210, 94677), (231, 86070), (266, 74745), (285, 69762), (302, 65835), (315, 63118), (330, 60249), (342, 58135), (385, 51642), (399, 49830), (418, 47565), (453, 43890), (462, 43035), (495, 40166), (570, 34881), (627, 31710), (630, 31559), (665, 29898), (693, 28690), (755, 26334), (770, 25821), (798, 24915), (855, 23254), (906, 21945), (990, 20083), (1045, 19026), (1057, 18810), (1155, 17214), (1197, 16610), (1254, 15855), (1330, 14949), (1359, 14630), (1386, 14345), (1463, 13590), (1510, 13167), (1661, 11970), (1710, 11627), (1881, 10570), (1995, 9966), (2090, 9513), (2114, 9405), (2265, 8778), (2310, 8607), (2394, 8305), (2718, 7315), (2869, 6930), (2926, 6795), (3135, 6342), (3171, 6270), (3322, 5985), (3465, 5738), (3762, 5285), (3990, 4983), (4389, 4530)]