19532939930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{3391}}^1$

素因数の和:3556

約数の個数: 128

約数和(自身を含む): 43608637440

約数和(自身を除く): 24075697510

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 61, 70, 71, 95, 122, 133, 142, 190, 266, 305, 355, 427, 497, 610, 665, 710, 854, 994, 1159, 1330, 1349, 2135, 2318, 2485, 2698, 3391, 4270, 4331, 4970, 5795, 6745, 6782, 8113, 8662, 9443, 11590, 13490, 16226, 16955, 18886, 21655, 23737, 30317, 33910, 40565, 43310, 47215, 47474, 60634, 64429, 81130, 82289, 94430, 118685, 128858, 151585, 164578, 206851, 237370, 240761, 303170, 322145, 411445, 413702, 451003, 481522, 576023, 644290, 822890, 902006, 1034255, 1152046, 1203805, 1447957, 1685327, 2068510, 2255015, 2407610, 2880115, 2895914, 3370654, 3930169, 4510030, 4574459, 5760230, 7239785, 7860338, 8426635, 9148918, 14479570, 14686421, 16853270, 19650845, 22872295, 27511183, 29372842, 32021213, 39301690, 45744590, 55022366, 64042426, 73432105, 102804947, 137555915, 146864210, 160106065, 205609894, 275111830, 279041999, 320212130, 514024735, 558083998, 1028049470, 1395209995, 1953293993, 2790419990, 3906587986, 9766469965, 19532939930]

約数ペア:

[(1, 19532939930), (2, 9766469965), (5, 3906587986), (7, 2790419990), (10, 1953293993), (14, 1395209995), (19, 1028049470), (35, 558083998), (38, 514024735), (61, 320212130), (70, 279041999), (71, 275111830), (95, 205609894), (122, 160106065), (133, 146864210), (142, 137555915), (190, 102804947), (266, 73432105), (305, 64042426), (355, 55022366), (427, 45744590), (497, 39301690), (610, 32021213), (665, 29372842), (710, 27511183), (854, 22872295), (994, 19650845), (1159, 16853270), (1330, 14686421), (1349, 14479570), (2135, 9148918), (2318, 8426635), (2485, 7860338), (2698, 7239785), (3391, 5760230), (4270, 4574459), (4331, 4510030), (4970, 3930169), (5795, 3370654), (6745, 2895914), (6782, 2880115), (8113, 2407610), (8662, 2255015), (9443, 2068510), (11590, 1685327), (13490, 1447957), (16226, 1203805), (16955, 1152046), (18886, 1034255), (21655, 902006), (23737, 822890), (30317, 644290), (33910, 576023), (40565, 481522), (43310, 451003), (47215, 413702), (47474, 411445), (60634, 322145), (64429, 303170), (81130, 240761), (82289, 237370), (94430, 206851), (118685, 164578), (128858, 151585)]