18962580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 68640768

約数和(自身を除く): 49678188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 26, 28, 30, 35, 39, 42, 46, 52, 60, 65, 69, 70, 78, 84, 91, 92, 105, 115, 130, 138, 140, 151, 156, 161, 182, 195, 210, 230, 260, 273, 276, 299, 302, 322, 345, 364, 390, 420, 453, 455, 460, 483, 546, 598, 604, 644, 690, 755, 780, 805, 897, 906, 910, 966, 1057, 1092, 1196, 1365, 1380, 1495, 1510, 1610, 1794, 1812, 1820, 1932, 1963, 2093, 2114, 2265, 2415, 2730, 2990, 3020, 3171, 3220, 3473, 3588, 3926, 4186, 4228, 4485, 4530, 4830, 5285, 5460, 5889, 5980, 6279, 6342, 6946, 7852, 8372, 8970, 9060, 9660, 9815, 10419, 10465, 10570, 11778, 12558, 12684, 13741, 13892, 15855, 17365, 17940, 19630, 20838, 20930, 21140, 23556, 24311, 25116, 27482, 29445, 31395, 31710, 34730, 39260, 41223, 41676, 41860, 45149, 48622, 52095, 54964, 58890, 62790, 63420, 68705, 69460, 72933, 82446, 90298, 97244, 104190, 117780, 121555, 125580, 135447, 137410, 145866, 164892, 180596, 206115, 208380, 225745, 243110, 270894, 274820, 291732, 316043, 364665, 412230, 451490, 486220, 541788, 632086, 677235, 729330, 824460, 902980, 948129, 1264172, 1354470, 1458660, 1580215, 1896258, 2708940, 3160430, 3792516, 4740645, 6320860, 9481290, 18962580]

約数ペア:

[(1, 18962580), (2, 9481290), (3, 6320860), (4, 4740645), (5, 3792516), (6, 3160430), (7, 2708940), (10, 1896258), (12, 1580215), (13, 1458660), (14, 1354470), (15, 1264172), (20, 948129), (21, 902980), (23, 824460), (26, 729330), (28, 677235), (30, 632086), (35, 541788), (39, 486220), (42, 451490), (46, 412230), (52, 364665), (60, 316043), (65, 291732), (69, 274820), (70, 270894), (78, 243110), (84, 225745), (91, 208380), (92, 206115), (105, 180596), (115, 164892), (130, 145866), (138, 137410), (140, 135447), (151, 125580), (156, 121555), (161, 117780), (182, 104190), (195, 97244), (210, 90298), (230, 82446), (260, 72933), (273, 69460), (276, 68705), (299, 63420), (302, 62790), (322, 58890), (345, 54964), (364, 52095), (390, 48622), (420, 45149), (453, 41860), (455, 41676), (460, 41223), (483, 39260), (546, 34730), (598, 31710), (604, 31395), (644, 29445), (690, 27482), (755, 25116), (780, 24311), (805, 23556), (897, 21140), (906, 20930), (910, 20838), (966, 19630), (1057, 17940), (1092, 17365), (1196, 15855), (1365, 13892), (1380, 13741), (1495, 12684), (1510, 12558), (1610, 11778), (1794, 10570), (1812, 10465), (1820, 10419), (1932, 9815), (1963, 9660), (2093, 9060), (2114, 8970), (2265, 8372), (2415, 7852), (2730, 6946), (2990, 6342), (3020, 6279), (3171, 5980), (3220, 5889), (3473, 5460), (3588, 5285), (3926, 4830), (4186, 4530), (4228, 4485)]