19643942

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{6961}}^1$

素因数の和:7063

約数の個数: 16

約数和(自身を含む): 31579632

約数和(自身を除く): 11935690

約数列:

[1, 2, 17, 34, 83, 166, 1411, 2822, 6961, 13922, 118337, 236674, 577763, 1155526, 9821971, 19643942]

約数ペア:

[(1, 19643942), (2, 9821971), (17, 1155526), (34, 577763), (83, 236674), (166, 118337), (1411, 13922), (2822, 6961)]