20158912072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193835693}}^1$

素因数の和:193835712

約数の個数: 16

約数和(自身を含む): 40705495740

約数和(自身を除く): 20546583668

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193835693, 387671386, 775342772, 1550685544, 2519864009, 5039728018, 10079456036, 20158912072]

約数ペア:

[(1, 20158912072), (2, 10079456036), (4, 5039728018), (8, 2519864009), (13, 1550685544), (26, 775342772), (52, 387671386), (104, 193835693)]