20233880792

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{642427}}^1$

素因数の和:642591

約数の個数: 32

約数和(自身を含む): 39470776320

約数和(自身を除く): 19236895528

約数列:

[1, 2, 4, 8, 31, 62, 124, 127, 248, 254, 508, 1016, 3937, 7874, 15748, 31496, 642427, 1284854, 2569708, 5139416, 19915237, 39830474, 79660948, 81588229, 159321896, 163176458, 326352916, 652705832, 2529235099, 5058470198, 10116940396, 20233880792]

約数ペア:

[(1, 20233880792), (2, 10116940396), (4, 5058470198), (8, 2529235099), (31, 652705832), (62, 326352916), (124, 163176458), (127, 159321896), (248, 81588229), (254, 79660948), (508, 39830474), (1016, 19915237), (3937, 5139416), (7874, 2569708), (15748, 1284854), (31496, 642427)]