20266776

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 57620160

約数和(自身を除く): 37353384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 53, 72, 94, 106, 113, 141, 159, 188, 212, 226, 282, 318, 339, 376, 423, 424, 452, 477, 564, 636, 678, 846, 904, 954, 1017, 1128, 1272, 1356, 1692, 1908, 2034, 2491, 2712, 3384, 3816, 4068, 4982, 5311, 5989, 7473, 8136, 9964, 10622, 11978, 14946, 15933, 17967, 19928, 21244, 22419, 23956, 29892, 31866, 35934, 42488, 44838, 47799, 47912, 53901, 59784, 63732, 71868, 89676, 95598, 107802, 127464, 143736, 179352, 191196, 215604, 281483, 382392, 431208, 562966, 844449, 1125932, 1688898, 2251864, 2533347, 3377796, 5066694, 6755592, 10133388, 20266776]

約数ペア:

[(1, 20266776), (2, 10133388), (3, 6755592), (4, 5066694), (6, 3377796), (8, 2533347), (9, 2251864), (12, 1688898), (18, 1125932), (24, 844449), (36, 562966), (47, 431208), (53, 382392), (72, 281483), (94, 215604), (106, 191196), (113, 179352), (141, 143736), (159, 127464), (188, 107802), (212, 95598), (226, 89676), (282, 71868), (318, 63732), (339, 59784), (376, 53901), (423, 47912), (424, 47799), (452, 44838), (477, 42488), (564, 35934), (636, 31866), (678, 29892), (846, 23956), (904, 22419), (954, 21244), (1017, 19928), (1128, 17967), (1272, 15933), (1356, 14946), (1692, 11978), (1908, 10622), (2034, 9964), (2491, 8136), (2712, 7473), (3384, 5989), (3816, 5311), (4068, 4982)]