20302412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20549}}^1$

素因数の和:20585

約数の個数: 24

約数和(自身を含む): 40278000

約数和(自身を除く): 19975588

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20549, 41098, 82196, 267137, 390431, 534274, 780862, 1068548, 1561724, 5075603, 10151206, 20302412]

約数ペア:

[(1, 20302412), (2, 10151206), (4, 5075603), (13, 1561724), (19, 1068548), (26, 780862), (38, 534274), (52, 390431), (76, 267137), (247, 82196), (494, 41098), (988, 20549)]