81735376

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{222107}}^1$

素因数の和:222138

約数の個数: 20

約数和(自身を含む): 165248352

約数和(自身を除く): 83512976

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 222107, 444214, 888428, 1776856, 3553712, 5108461, 10216922, 20433844, 40867688, 81735376]

約数ペア:

[(1, 81735376), (2, 40867688), (4, 20433844), (8, 10216922), (16, 5108461), (23, 3553712), (46, 1776856), (92, 888428), (184, 444214), (368, 222107)]