16890830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3571}}^1$

素因数の和:3632

約数の個数: 32

約数和(自身を含む): 33948288

約数和(自身を除く): 17057458

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 3571, 4730, 7142, 17855, 35710, 39281, 78562, 153553, 196405, 307106, 392810, 767765, 1535530, 1689083, 3378166, 8445415, 16890830]

約数ペア:

[(1, 16890830), (2, 8445415), (5, 3378166), (10, 1689083), (11, 1535530), (22, 767765), (43, 392810), (55, 307106), (86, 196405), (110, 153553), (215, 78562), (430, 39281), (473, 35710), (946, 17855), (2365, 7142), (3571, 4730)]