19709170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151609}}^1$

素因数の和:151629

約数の個数: 16

約数和(自身を含む): 38205720

約数和(自身を除く): 18496550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151609, 303218, 758045, 1516090, 1970917, 3941834, 9854585, 19709170]

約数ペア:

[(1, 19709170), (2, 9854585), (5, 3941834), (10, 1970917), (13, 1516090), (26, 758045), (65, 303218), (130, 151609)]