81920024

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{10333}}^1$

素因数の和:11330

約数の個数: 16

約数和(自身を含む): 153769920

約数和(自身を除く): 71849896

約数列:

[1, 2, 4, 8, 991, 1982, 3964, 7928, 10333, 20666, 41332, 82664, 10240003, 20480006, 40960012, 81920024]

約数ペア:

[(1, 81920024), (2, 40960012), (4, 20480006), (8, 10240003), (991, 82664), (1982, 41332), (3964, 20666), (7928, 10333)]