18957389

素因数分解:

${\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:380

約数の個数: 16

約数和(自身を含む): 21215040

約数和(自身を除く): 2257651

約数列:

[1, 11, 97, 109, 163, 1067, 1199, 1793, 10573, 15811, 17767, 116303, 173921, 195437, 1723399, 18957389]

約数ペア:

[(1, 18957389), (11, 1723399), (97, 195437), (109, 173921), (163, 116303), (1067, 17767), (1199, 15811), (1793, 10573)]