18578410

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 34292160

約数和(自身を除く): 15713750

約数列:

[1, 2, 5, 10, 97, 107, 179, 194, 214, 358, 485, 535, 895, 970, 1070, 1790, 10379, 17363, 19153, 20758, 34726, 38306, 51895, 86815, 95765, 103790, 173630, 191530, 1857841, 3715682, 9289205, 18578410]

約数ペア:

[(1, 18578410), (2, 9289205), (5, 3715682), (10, 1857841), (97, 191530), (107, 173630), (179, 103790), (194, 95765), (214, 86815), (358, 51895), (485, 38306), (535, 34726), (895, 20758), (970, 19153), (1070, 17363), (1790, 10379)]