90406768

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{43133}}^1$

素因数の和:43272

約数の個数: 20

約数和(自身を含む): 176504328

約数和(自身を除く): 86097560

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 43133, 86266, 172532, 345064, 690128, 5650423, 11300846, 22601692, 45203384, 90406768]

約数ペア:

[(1, 90406768), (2, 45203384), (4, 22601692), (8, 11300846), (16, 5650423), (131, 690128), (262, 345064), (524, 172532), (1048, 86266), (2096, 43133)]