18227290

素因数分解:

$2^1\times 5^1\times {\mathrm{509}}^1\times {\mathrm{3581}}^1$

素因数の和:4097

約数の個数: 16

約数和(自身を含む): 32882760

約数和(自身を除く): 14655470

約数列:

[1, 2, 5, 10, 509, 1018, 2545, 3581, 5090, 7162, 17905, 35810, 1822729, 3645458, 9113645, 18227290]

約数ペア:

[(1, 18227290), (2, 9113645), (5, 3645458), (10, 1822729), (509, 35810), (1018, 17905), (2545, 7162), (3581, 5090)]