19734814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{2237}}^1$

素因数の和:2651

約数の個数: 16

約数和(自身を含む): 32388336

約数和(自身を除く): 12653522

約数列:

[1, 2, 11, 22, 401, 802, 2237, 4411, 4474, 8822, 24607, 49214, 897037, 1794074, 9867407, 19734814]

約数ペア:

[(1, 19734814), (2, 9867407), (11, 1794074), (22, 897037), (401, 49214), (802, 24607), (2237, 8822), (4411, 4474)]