19305808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{38923}}^1$

素因数の和:38962

約数の個数: 20

約数和(自身を含む): 38612608

約数和(自身を除く): 19306800

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 38923, 77846, 155692, 311384, 622768, 1206613, 2413226, 4826452, 9652904, 19305808]

約数ペア:

[(1, 19305808), (2, 9652904), (4, 4826452), (8, 2413226), (16, 1206613), (31, 622768), (62, 311384), (124, 155692), (248, 77846), (496, 38923)]