28780364

素因数分解:

$2^2\times {\mathrm{19}}^3\times {\mathrm{1049}}^1$

素因数の和:1110

約数の個数: 24

約数和(自身を含む): 53214000

約数和(自身を除く): 24433636

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1049, 1444, 2098, 4196, 6859, 13718, 19931, 27436, 39862, 79724, 378689, 757378, 1514756, 7195091, 14390182, 28780364]

約数ペア:

[(1, 28780364), (2, 14390182), (4, 7195091), (19, 1514756), (38, 757378), (76, 378689), (361, 79724), (722, 39862), (1049, 27436), (1444, 19931), (2098, 13718), (4196, 6859)]