1913804545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{2521}}^1$

素因数の和:2737

約数の個数: 32

約数和(自身を含む): 2476805760

約数和(自身を除く): 563001215

約数列:

[1, 5, 19, 61, 95, 131, 305, 655, 1159, 2489, 2521, 5795, 7991, 12445, 12605, 39955, 47899, 151829, 153781, 239495, 330251, 759145, 768905, 1651255, 2921839, 6274769, 14609195, 20145311, 31373845, 100726555, 382760909, 1913804545]

約数ペア:

[(1, 1913804545), (5, 382760909), (19, 100726555), (61, 31373845), (95, 20145311), (131, 14609195), (305, 6274769), (655, 2921839), (1159, 1651255), (2489, 768905), (2521, 759145), (5795, 330251), (7991, 239495), (12445, 153781), (12605, 151829), (39955, 47899)]