20407634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 35112000

約数和(自身を除く): 14704366

約数列:

[1, 2, 13, 19, 26, 38, 109, 218, 247, 379, 494, 758, 1417, 2071, 2834, 4142, 4927, 7201, 9854, 14402, 26923, 41311, 53846, 82622, 93613, 187226, 537043, 784909, 1074086, 1569818, 10203817, 20407634]

約数ペア:

[(1, 20407634), (2, 10203817), (13, 1569818), (19, 1074086), (26, 784909), (38, 537043), (109, 187226), (218, 93613), (247, 82622), (379, 53846), (494, 41311), (758, 26923), (1417, 14402), (2071, 9854), (2834, 7201), (4142, 4927)]