12908870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{911}}^1$

素因数の和:1040

約数の個数: 32

約数和(自身を含む): 25280640

約数和(自身を除く): 12371770

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 911, 1090, 1417, 1822, 2834, 4555, 7085, 9110, 11843, 14170, 23686, 59215, 99299, 118430, 198598, 496495, 992990, 1290887, 2581774, 6454435, 12908870]

約数ペア:

[(1, 12908870), (2, 6454435), (5, 2581774), (10, 1290887), (13, 992990), (26, 496495), (65, 198598), (109, 118430), (130, 99299), (218, 59215), (545, 23686), (911, 14170), (1090, 11843), (1417, 9110), (1822, 7085), (2834, 4555)]