63571820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{244507}}^1$

素因数の和:244529

約数の個数: 24

約数和(自身を含む): 143770704

約数和(自身を除く): 80198884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 244507, 489014, 978028, 1222535, 2445070, 3178591, 4890140, 6357182, 12714364, 15892955, 31785910, 63571820]

約数ペア:

[(1, 63571820), (2, 31785910), (4, 15892955), (5, 12714364), (10, 6357182), (13, 4890140), (20, 3178591), (26, 2445070), (52, 1222535), (65, 978028), (130, 489014), (260, 244507)]