91981508

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 178899840

約数和(自身を除く): 86918332

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 101, 202, 404, 437, 521, 874, 1042, 1748, 1919, 2084, 2323, 3838, 4646, 7676, 9292, 9899, 11983, 19798, 23966, 39596, 44137, 47932, 52621, 88274, 105242, 176548, 210484, 227677, 455354, 910708, 999799, 1210283, 1999598, 2420566, 3999196, 4841132, 22995377, 45990754, 91981508]

約数ペア:

[(1, 91981508), (2, 45990754), (4, 22995377), (19, 4841132), (23, 3999196), (38, 2420566), (46, 1999598), (76, 1210283), (92, 999799), (101, 910708), (202, 455354), (404, 227677), (437, 210484), (521, 176548), (874, 105242), (1042, 88274), (1748, 52621), (1919, 47932), (2084, 44137), (2323, 39596), (3838, 23966), (4646, 19798), (7676, 11983), (9292, 9899)]