19398566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{683}}^1\times {\mathrm{1291}}^1$

素因数の和:1987

約数の個数: 16

約数和(自身を含む): 31814208

約数和(自身を除く): 12415642

約数列:

[1, 2, 11, 22, 683, 1291, 1366, 2582, 7513, 14201, 15026, 28402, 881753, 1763506, 9699283, 19398566]

約数ペア:

[(1, 19398566), (2, 9699283), (11, 1763506), (22, 881753), (683, 28402), (1291, 15026), (1366, 14201), (2582, 7513)]