2020403456

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{415379}}^1$

素因数の和:415414

約数の個数: 36

約数和(自身を含む): 4245183600

約数和(自身を除く): 2224780144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4864, 415379, 830758, 1661516, 3323032, 6646064, 7892201, 13292128, 15784402, 26584256, 31568804, 53168512, 63137608, 106337024, 126275216, 252550432, 505100864, 1010201728, 2020403456]

約数ペア:

[(1, 2020403456), (2, 1010201728), (4, 505100864), (8, 252550432), (16, 126275216), (19, 106337024), (32, 63137608), (38, 53168512), (64, 31568804), (76, 26584256), (128, 15784402), (152, 13292128), (256, 7892201), (304, 6646064), (608, 3323032), (1216, 1661516), (2432, 830758), (4864, 415379)]