18556016

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{15887}}^1$

素因数の和:15968

約数の個数: 20

約数和(自身を含む): 36447072

約数和(自身を除く): 17891056

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 15887, 31774, 63548, 127096, 254192, 1159751, 2319502, 4639004, 9278008, 18556016]

約数ペア:

[(1, 18556016), (2, 9278008), (4, 4639004), (8, 2319502), (16, 1159751), (73, 254192), (146, 127096), (292, 63548), (584, 31774), (1168, 15887)]