18777352

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 40492800

約数和(自身を除く): 21715448

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 73, 74, 79, 88, 146, 148, 158, 292, 296, 316, 407, 584, 632, 803, 814, 869, 1606, 1628, 1738, 2701, 2923, 3212, 3256, 3476, 5402, 5767, 5846, 6424, 6952, 10804, 11534, 11692, 21608, 23068, 23384, 29711, 32153, 46136, 59422, 63437, 64306, 118844, 126874, 128612, 213379, 237688, 253748, 257224, 426758, 507496, 853516, 1707032, 2347169, 4694338, 9388676, 18777352]

約数ペア:

[(1, 18777352), (2, 9388676), (4, 4694338), (8, 2347169), (11, 1707032), (22, 853516), (37, 507496), (44, 426758), (73, 257224), (74, 253748), (79, 237688), (88, 213379), (146, 128612), (148, 126874), (158, 118844), (292, 64306), (296, 63437), (316, 59422), (407, 46136), (584, 32153), (632, 29711), (803, 23384), (814, 23068), (869, 21608), (1606, 11692), (1628, 11534), (1738, 10804), (2701, 6952), (2923, 6424), (3212, 5846), (3256, 5767), (3476, 5402)]