20163631481

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{11213}}^1$

素因数の和:11441

約数の個数: 32

約数和(自身を含む): 24299751168

約数和(自身を除く): 4136119687

約数列:

[1, 7, 37, 53, 131, 259, 371, 917, 1961, 4847, 6943, 11213, 13727, 33929, 48601, 78491, 256891, 414881, 594289, 1468903, 1798237, 2904167, 4160023, 10282321, 21988693, 54349411, 77851859, 153920851, 380445877, 544963013, 2880518783, 20163631481]

約数ペア:

[(1, 20163631481), (7, 2880518783), (37, 544963013), (53, 380445877), (131, 153920851), (259, 77851859), (371, 54349411), (917, 21988693), (1961, 10282321), (4847, 4160023), (6943, 2904167), (11213, 1798237), (13727, 1468903), (33929, 594289), (48601, 414881), (78491, 256891)]