20957112

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:633

約数の個数: 96

約数和(自身を含む): 63348480

約数和(自身を除く): 42391368

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 47, 66, 72, 88, 94, 99, 132, 141, 188, 198, 264, 282, 376, 396, 423, 517, 563, 564, 792, 846, 1034, 1126, 1128, 1551, 1689, 1692, 2068, 2252, 3102, 3378, 3384, 4136, 4504, 4653, 5067, 6193, 6204, 6756, 9306, 10134, 12386, 12408, 13512, 18579, 18612, 20268, 24772, 26461, 37158, 37224, 40536, 49544, 52922, 55737, 74316, 79383, 105844, 111474, 148632, 158766, 211688, 222948, 238149, 291071, 317532, 445896, 476298, 582142, 635064, 873213, 952596, 1164284, 1746426, 1905192, 2328568, 2619639, 3492852, 5239278, 6985704, 10478556, 20957112]

約数ペア:

[(1, 20957112), (2, 10478556), (3, 6985704), (4, 5239278), (6, 3492852), (8, 2619639), (9, 2328568), (11, 1905192), (12, 1746426), (18, 1164284), (22, 952596), (24, 873213), (33, 635064), (36, 582142), (44, 476298), (47, 445896), (66, 317532), (72, 291071), (88, 238149), (94, 222948), (99, 211688), (132, 158766), (141, 148632), (188, 111474), (198, 105844), (264, 79383), (282, 74316), (376, 55737), (396, 52922), (423, 49544), (517, 40536), (563, 37224), (564, 37158), (792, 26461), (846, 24772), (1034, 20268), (1126, 18612), (1128, 18579), (1551, 13512), (1689, 12408), (1692, 12386), (2068, 10134), (2252, 9306), (3102, 6756), (3378, 6204), (3384, 6193), (4136, 5067), (4504, 4653)]