20178091512

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{83983}}^1$

素因数の和:84113

約数の個数: 96

約数和(自身を含む): 56598497280

約数和(自身を除く): 36420405768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 71, 72, 94, 141, 142, 188, 213, 282, 284, 376, 423, 426, 564, 568, 639, 846, 852, 1128, 1278, 1692, 1704, 2556, 3337, 3384, 5112, 6674, 10011, 13348, 20022, 26696, 30033, 40044, 60066, 80088, 83983, 120132, 167966, 240264, 251949, 335932, 503898, 671864, 755847, 1007796, 1511694, 2015592, 3023388, 3947201, 5962793, 6046776, 7894402, 11841603, 11925586, 15788804, 17888379, 23683206, 23851172, 31577608, 35524809, 35776758, 47366412, 47702344, 53665137, 71049618, 71553516, 94732824, 107330274, 142099236, 143107032, 214660548, 280251271, 284198472, 429321096, 560502542, 840753813, 1121005084, 1681507626, 2242010168, 2522261439, 3363015252, 5044522878, 6726030504, 10089045756, 20178091512]

約数ペア:

[(1, 20178091512), (2, 10089045756), (3, 6726030504), (4, 5044522878), (6, 3363015252), (8, 2522261439), (9, 2242010168), (12, 1681507626), (18, 1121005084), (24, 840753813), (36, 560502542), (47, 429321096), (71, 284198472), (72, 280251271), (94, 214660548), (141, 143107032), (142, 142099236), (188, 107330274), (213, 94732824), (282, 71553516), (284, 71049618), (376, 53665137), (423, 47702344), (426, 47366412), (564, 35776758), (568, 35524809), (639, 31577608), (846, 23851172), (852, 23683206), (1128, 17888379), (1278, 15788804), (1692, 11925586), (1704, 11841603), (2556, 7894402), (3337, 6046776), (3384, 5962793), (5112, 3947201), (6674, 3023388), (10011, 2015592), (13348, 1511694), (20022, 1007796), (26696, 755847), (30033, 671864), (40044, 503898), (60066, 335932), (80088, 251949), (83983, 240264), (120132, 167966)]