128152072

素因数分解:

$2^3\times {\mathrm{809}}^1\times {\mathrm{19801}}^1$

素因数の和:20616

約数の個数: 16

約数和(自身を含む): 240594300

約数和(自身を除く): 112442228

約数列:

[1, 2, 4, 8, 809, 1618, 3236, 6472, 19801, 39602, 79204, 158408, 16019009, 32038018, 64076036, 128152072]

約数ペア:

[(1, 128152072), (2, 64076036), (4, 32038018), (8, 16019009), (809, 158408), (1618, 79204), (3236, 39602), (6472, 19801)]