20187732188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1931}}^1\times {\mathrm{201049}}^1$

素因数の和:202997

約数の個数: 24

約数和(自身を含む): 38066002800

約数和(自身を除く): 17878270612

約数列:

[1, 2, 4, 13, 26, 52, 1931, 3862, 7724, 25103, 50206, 100412, 201049, 402098, 804196, 2613637, 5227274, 10454548, 388225619, 776451238, 1552902476, 5046933047, 10093866094, 20187732188]

約数ペア:

[(1, 20187732188), (2, 10093866094), (4, 5046933047), (13, 1552902476), (26, 776451238), (52, 388225619), (1931, 10454548), (3862, 5227274), (7724, 2613637), (25103, 804196), (50206, 402098), (100412, 201049)]