19467184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110609}}^1$

素因数の和:110628

約数の個数: 20

約数和(自身を含む): 41146920

約数和(自身を除く): 21679736

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110609, 221218, 442436, 884872, 1216699, 1769744, 2433398, 4866796, 9733592, 19467184]

約数ペア:

[(1, 19467184), (2, 9733592), (4, 4866796), (8, 2433398), (11, 1769744), (16, 1216699), (22, 884872), (44, 442436), (88, 221218), (176, 110609)]