20129564

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3253}}^1$

素因数の和:3294

約数の個数: 48

約数和(自身を含む): 45920448

約数和(自身を除く): 25790884

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 3253, 6188, 6506, 13012, 22771, 42289, 45542, 55301, 84578, 91084, 110602, 169156, 221204, 296023, 387107, 592046, 718913, 774214, 1184092, 1437826, 1548428, 2875652, 5032391, 10064782, 20129564]

約数ペア:

[(1, 20129564), (2, 10064782), (4, 5032391), (7, 2875652), (13, 1548428), (14, 1437826), (17, 1184092), (26, 774214), (28, 718913), (34, 592046), (52, 387107), (68, 296023), (91, 221204), (119, 169156), (182, 110602), (221, 91084), (238, 84578), (364, 55301), (442, 45542), (476, 42289), (884, 22771), (1547, 13012), (3094, 6506), (3253, 6188)]