425296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1426

約数の個数: 20

約数和(自身を含む): 868000

約数和(自身を除く): 442704

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1399, 2798, 5596, 11192, 22384, 26581, 53162, 106324, 212648, 425296]

約数ペア:

[(1, 425296), (2, 212648), (4, 106324), (8, 53162), (16, 26581), (19, 22384), (38, 11192), (76, 5596), (152, 2798), (304, 1399)]