19749424

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20921}}^1$

素因数の和:20988

約数の個数: 20

約数和(自身を含む): 38914920

約数和(自身を除く): 19165496

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20921, 41842, 83684, 167368, 334736, 1234339, 2468678, 4937356, 9874712, 19749424]

約数ペア:

[(1, 19749424), (2, 9874712), (4, 4937356), (8, 2468678), (16, 1234339), (59, 334736), (118, 167368), (236, 83684), (472, 41842), (944, 20921)]