20200725908

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{265841}}^1$

素因数の和:266024

約数の個数: 36

約数和(自身を含む): 39104826516

約数和(自身を除く): 18904100608

約数列:

[1, 2, 4, 11, 22, 44, 121, 157, 242, 314, 484, 628, 1727, 3454, 6908, 18997, 37994, 75988, 265841, 531682, 1063364, 2924251, 5848502, 11697004, 32166761, 41737037, 64333522, 83474074, 128667044, 166948148, 459107407, 918214814, 1836429628, 5050181477, 10100362954, 20200725908]

約数ペア:

[(1, 20200725908), (2, 10100362954), (4, 5050181477), (11, 1836429628), (22, 918214814), (44, 459107407), (121, 166948148), (157, 128667044), (242, 83474074), (314, 64333522), (484, 41737037), (628, 32166761), (1727, 11697004), (3454, 5848502), (6908, 2924251), (18997, 1063364), (37994, 531682), (75988, 265841)]