12565541168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41334017}}^1$

素因数の和:41334044

約数の個数: 20

約数和(自身を含む): 25627091160

約数和(自身を除く): 13061549992

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 41334017, 82668034, 165336068, 330672136, 661344272, 785346323, 1570692646, 3141385292, 6282770584, 12565541168]

約数ペア:

[(1, 12565541168), (2, 6282770584), (4, 3141385292), (8, 1570692646), (16, 785346323), (19, 661344272), (38, 330672136), (76, 165336068), (152, 82668034), (304, 41334017)]