20149397704

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{369253}}^1$

素因数の和:369637

約数の個数: 32

約数和(自身を含む): 39879432000

約数和(自身を除く): 19730034296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 359, 718, 1436, 2872, 6821, 13642, 27284, 54568, 369253, 738506, 1477012, 2954024, 7015807, 14031614, 28063228, 56126456, 132561827, 265123654, 530247308, 1060494616, 2518674713, 5037349426, 10074698852, 20149397704]

約数ペア:

[(1, 20149397704), (2, 10074698852), (4, 5037349426), (8, 2518674713), (19, 1060494616), (38, 530247308), (76, 265123654), (152, 132561827), (359, 56126456), (718, 28063228), (1436, 14031614), (2872, 7015807), (6821, 2954024), (13642, 1477012), (27284, 738506), (54568, 369253)]