18838730

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 35031744

約数和(自身を除く): 16193014

約数列:

[1, 2, 5, 10, 43, 86, 193, 215, 227, 386, 430, 454, 965, 1135, 1930, 2270, 8299, 9761, 16598, 19522, 41495, 43811, 48805, 82990, 87622, 97610, 219055, 438110, 1883873, 3767746, 9419365, 18838730]

約数ペア:

[(1, 18838730), (2, 9419365), (5, 3767746), (10, 1883873), (43, 438110), (86, 219055), (193, 97610), (215, 87622), (227, 82990), (386, 48805), (430, 43811), (454, 41495), (965, 19522), (1135, 16598), (1930, 9761), (2270, 8299)]