20100304861

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1\times {\mathrm{6911}}^1$

素因数の和:7993

約数の個数: 32

約数和(自身を含む): 25565331456

約数和(自身を除く): 5465026595

約数列:

[1, 7, 13, 31, 91, 217, 403, 1031, 2821, 6911, 7217, 13403, 31961, 48377, 89843, 93821, 214241, 223727, 415493, 628901, 1499687, 2785133, 2908451, 7125241, 19495931, 49876687, 92628133, 220882471, 648396931, 1546177297, 2871472123, 20100304861]

約数ペア:

[(1, 20100304861), (7, 2871472123), (13, 1546177297), (31, 648396931), (91, 220882471), (217, 92628133), (403, 49876687), (1031, 19495931), (2821, 7125241), (6911, 2908451), (7217, 2785133), (13403, 1499687), (31961, 628901), (48377, 415493), (89843, 223727), (93821, 214241)]