20500000923

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{9720247}}^1$

素因数の和:9720306

約数の個数: 16

約数和(自身を含む): 29549553920

約数和(自身を除く): 9049552997

約数列:

[1, 3, 19, 37, 57, 111, 703, 2109, 9720247, 29160741, 184684693, 359649139, 554054079, 1078947417, 6833333641, 20500000923]

約数ペア:

[(1, 20500000923), (3, 6833333641), (19, 1078947417), (37, 554054079), (57, 359649139), (111, 184684693), (703, 29160741), (2109, 9720247)]