77787088

素因数分解:

$2^4\times {\mathrm{241}}^1\times {\mathrm{20173}}^1$

素因数の和:20422

約数の個数: 20

約数和(自身を含む): 151345348

約数和(自身を除く): 73558260

約数列:

[1, 2, 4, 8, 16, 241, 482, 964, 1928, 3856, 20173, 40346, 80692, 161384, 322768, 4861693, 9723386, 19446772, 38893544, 77787088]

約数ペア:

[(1, 77787088), (2, 38893544), (4, 19446772), (8, 9723386), (16, 4861693), (241, 322768), (482, 161384), (964, 80692), (1928, 40346), (3856, 20173)]