20553816

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{50377}}^1$

素因数の和:50403

約数の個数: 32

約数和(自身を含む): 54408240

約数和(自身を除く): 33854424

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 50377, 100754, 151131, 201508, 302262, 403016, 604524, 856409, 1209048, 1712818, 2569227, 3425636, 5138454, 6851272, 10276908, 20553816]

約数ペア:

[(1, 20553816), (2, 10276908), (3, 6851272), (4, 5138454), (6, 3425636), (8, 2569227), (12, 1712818), (17, 1209048), (24, 856409), (34, 604524), (51, 403016), (68, 302262), (102, 201508), (136, 151131), (204, 100754), (408, 50377)]