81071408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{460633}}^1$

素因数の和:460652

約数の個数: 20

約数和(自身を含む): 171355848

約数和(自身を除く): 90284440

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 460633, 921266, 1842532, 3685064, 5066963, 7370128, 10133926, 20267852, 40535704, 81071408]

約数ペア:

[(1, 81071408), (2, 40535704), (4, 20267852), (8, 10133926), (11, 7370128), (16, 5066963), (22, 3685064), (44, 1842532), (88, 921266), (176, 460633)]