20947396

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2029}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 38367000

約数和(自身を除く): 17419604

約数列:

[1, 2, 4, 29, 58, 89, 116, 178, 356, 2029, 2581, 4058, 5162, 8116, 10324, 58841, 117682, 180581, 235364, 361162, 722324, 5236849, 10473698, 20947396]

約数ペア:

[(1, 20947396), (2, 10473698), (4, 5236849), (29, 722324), (58, 361162), (89, 235364), (116, 180581), (178, 117682), (356, 58841), (2029, 10324), (2581, 8116), (4058, 5162)]