12817870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2293}}^1$

素因数の和:2356

約数の個数: 32

約数和(自身を含む): 25435872

約数和(自身を除く): 12618002

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2293, 2795, 4586, 5590, 11465, 22930, 29809, 59618, 98599, 149045, 197198, 298090, 492995, 985990, 1281787, 2563574, 6408935, 12817870]

約数ペア:

[(1, 12817870), (2, 6408935), (5, 2563574), (10, 1281787), (13, 985990), (26, 492995), (43, 298090), (65, 197198), (86, 149045), (130, 98599), (215, 59618), (430, 29809), (559, 22930), (1118, 11465), (2293, 5590), (2795, 4586)]