19411216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{110291}}^1$

素因数の和:110310

約数の個数: 20

約数和(自身を含む): 41028624

約数和(自身を除く): 21617408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 110291, 220582, 441164, 882328, 1213201, 1764656, 2426402, 4852804, 9705608, 19411216]

約数ペア:

[(1, 19411216), (2, 9705608), (4, 4852804), (8, 2426402), (11, 1764656), (16, 1213201), (22, 882328), (44, 441164), (88, 220582), (176, 110291)]