20386416

素因数分解:

$2^4\times 3^1\times {\mathrm{227}}^1\times {\mathrm{1871}}^1$

素因数の和:2109

約数の個数: 40

約数和(自身を含む): 52925184

約数和(自身を除く): 32538768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 227, 454, 681, 908, 1362, 1816, 1871, 2724, 3632, 3742, 5448, 5613, 7484, 10896, 11226, 14968, 22452, 29936, 44904, 89808, 424717, 849434, 1274151, 1698868, 2548302, 3397736, 5096604, 6795472, 10193208, 20386416]

約数ペア:

[(1, 20386416), (2, 10193208), (3, 6795472), (4, 5096604), (6, 3397736), (8, 2548302), (12, 1698868), (16, 1274151), (24, 849434), (48, 424717), (227, 89808), (454, 44904), (681, 29936), (908, 22452), (1362, 14968), (1816, 11226), (1871, 10896), (2724, 7484), (3632, 5613), (3742, 5448)]