19762197

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 32686080

約数和(自身を除く): 12923883

約数列:

[1, 3, 7, 13, 21, 39, 91, 191, 273, 379, 573, 1137, 1337, 2483, 2653, 4011, 4927, 7449, 7959, 14781, 17381, 34489, 52143, 72389, 103467, 217167, 506723, 941057, 1520169, 2823171, 6587399, 19762197]

約数ペア:

[(1, 19762197), (3, 6587399), (7, 2823171), (13, 1520169), (21, 941057), (39, 506723), (91, 217167), (191, 103467), (273, 72389), (379, 52143), (573, 34489), (1137, 17381), (1337, 14781), (2483, 7959), (2653, 7449), (4011, 4927)]