20161893479

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{751}}^1\times {\mathrm{6277}}^1$

素因数の和:7095

約数の個数: 32

約数和(自身を含む): 25380397056

約数和(自身を除く): 5218503577

約数列:

[1, 7, 13, 47, 91, 329, 611, 751, 4277, 5257, 6277, 9763, 35297, 43939, 68341, 81601, 247079, 295019, 458861, 571207, 2065133, 3212027, 3835247, 4714027, 26846729, 32998189, 61282351, 221559269, 428976457, 1550914883, 2880270497, 20161893479]

約数ペア:

[(1, 20161893479), (7, 2880270497), (13, 1550914883), (47, 428976457), (91, 221559269), (329, 61282351), (611, 32998189), (751, 26846729), (4277, 4714027), (5257, 3835247), (6277, 3212027), (9763, 2065133), (35297, 571207), (43939, 458861), (68341, 295019), (81601, 247079)]