20565559028

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{9297269}}^1$

素因数の和:9297359

約数の個数: 24

約数和(自身を含む): 41651769600

約数和(自身を除く): 21086210572

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 9297269, 18594538, 37189076, 65080883, 130161766, 260323532, 734484251, 1468968502, 2937937004, 5141389757, 10282779514, 20565559028]

約数ペア:

[(1, 20565559028), (2, 10282779514), (4, 5141389757), (7, 2937937004), (14, 1468968502), (28, 734484251), (79, 260323532), (158, 130161766), (316, 65080883), (553, 37189076), (1106, 18594538), (2212, 9297269)]