19620804921

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{1511}}^1\times {\mathrm{139627}}^1$

素因数の和:141172

約数の個数: 16

約数和(自身を含む): 27023044608

約数和(自身を除く): 7402239687

約数列:

[1, 3, 31, 93, 1511, 4533, 46841, 139627, 140523, 418881, 4328437, 12985311, 210976397, 632929191, 6540268307, 19620804921]

約数ペア:

[(1, 19620804921), (3, 6540268307), (31, 632929191), (93, 210976397), (1511, 12985311), (4533, 4328437), (46841, 418881), (139627, 140523)]