20450403

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2027}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 31636800

約数和(自身を除く): 11186397

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 2027, 3363, 6081, 10089, 18243, 38513, 115539, 119593, 346617, 358779, 1076337, 2272267, 6816801, 20450403]

約数ペア:

[(1, 20450403), (3, 6816801), (9, 2272267), (19, 1076337), (57, 358779), (59, 346617), (171, 119593), (177, 115539), (531, 38513), (1121, 18243), (2027, 10089), (3363, 6081)]