20711184

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33191}}^1$

素因数の和:33215

約数の個数: 40

約数和(自身を含む): 57621312

約数和(自身を除く): 36910128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33191, 66382, 99573, 132764, 199146, 265528, 398292, 431483, 531056, 796584, 862966, 1294449, 1593168, 1725932, 2588898, 3451864, 5177796, 6903728, 10355592, 20711184]

約数ペア:

[(1, 20711184), (2, 10355592), (3, 6903728), (4, 5177796), (6, 3451864), (8, 2588898), (12, 1725932), (13, 1593168), (16, 1294449), (24, 862966), (26, 796584), (39, 531056), (48, 431483), (52, 398292), (78, 265528), (104, 199146), (156, 132764), (208, 99573), (312, 66382), (624, 33191)]