19221224

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{218423}}^1$

素因数の和:218440

約数の個数: 16

約数和(自身を含む): 39316320

約数和(自身を除く): 20095096

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 218423, 436846, 873692, 1747384, 2402653, 4805306, 9610612, 19221224]

約数ペア:

[(1, 19221224), (2, 9610612), (4, 4805306), (8, 2402653), (11, 1747384), (22, 873692), (44, 436846), (88, 218423)]