19661266

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:977

約数の個数: 16

約数和(自身を含む): 30051648

約数和(自身を除く): 10390382

約数列:

[1, 2, 101, 131, 202, 262, 743, 1486, 13231, 26462, 75043, 97333, 150086, 194666, 9830633, 19661266]

約数ペア:

[(1, 19661266), (2, 9830633), (101, 194666), (131, 150086), (202, 97333), (262, 75043), (743, 26462), (1486, 13231)]