19005259780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73097153}}^1$

素因数の和:73097175

約数の個数: 24

約数和(自身を含む): 42981126552

約数和(自身を除く): 23975866772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 73097153, 146194306, 292388612, 365485765, 730971530, 950262989, 1461943060, 1900525978, 3801051956, 4751314945, 9502629890, 19005259780]

約数ペア:

[(1, 19005259780), (2, 9502629890), (4, 4751314945), (5, 3801051956), (10, 1900525978), (13, 1461943060), (20, 950262989), (26, 730971530), (52, 365485765), (65, 292388612), (130, 146194306), (260, 73097153)]