128366384

素因数分解:

$2^4\times {\mathrm{1579}}^1\times {\mathrm{5081}}^1$

素因数の和:6668

約数の個数: 20

約数和(自身を含む): 248916360

約数和(自身を除く): 120549976

約数列:

[1, 2, 4, 8, 16, 1579, 3158, 5081, 6316, 10162, 12632, 20324, 25264, 40648, 81296, 8022899, 16045798, 32091596, 64183192, 128366384]

約数ペア:

[(1, 128366384), (2, 64183192), (4, 32091596), (8, 16045798), (16, 8022899), (1579, 81296), (3158, 40648), (5081, 25264), (6316, 20324), (10162, 12632)]