16908944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{81293}}^1$

素因数の和:81314

約数の個数: 20

約数和(自身を含む): 35281596

約数和(自身を除く): 18372652

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 81293, 162586, 325172, 650344, 1056809, 1300688, 2113618, 4227236, 8454472, 16908944]

約数ペア:

[(1, 16908944), (2, 8454472), (4, 4227236), (8, 2113618), (13, 1300688), (16, 1056809), (26, 650344), (52, 325172), (104, 162586), (208, 81293)]