20153328

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32297}}^1$

素因数の和:32321

約数の個数: 40

約数和(自身を含む): 56069328

約数和(自身を除く): 35916000

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32297, 64594, 96891, 129188, 193782, 258376, 387564, 419861, 516752, 775128, 839722, 1259583, 1550256, 1679444, 2519166, 3358888, 5038332, 6717776, 10076664, 20153328]

約数ペア:

[(1, 20153328), (2, 10076664), (3, 6717776), (4, 5038332), (6, 3358888), (8, 2519166), (12, 1679444), (13, 1550256), (16, 1259583), (24, 839722), (26, 775128), (39, 516752), (48, 419861), (52, 387564), (78, 258376), (104, 193782), (156, 129188), (208, 96891), (312, 64594), (624, 32297)]