18869470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{5227}}^1$

素因数の和:5272

約数の個数: 24

約数和(自身を含む): 35853624

約数和(自身を除く): 16984154

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 5227, 10454, 26135, 52270, 99313, 198626, 496565, 993130, 1886947, 3773894, 9434735, 18869470]

約数ペア:

[(1, 18869470), (2, 9434735), (5, 3773894), (10, 1886947), (19, 993130), (38, 496565), (95, 198626), (190, 99313), (361, 52270), (722, 26135), (1805, 10454), (3610, 5227)]