20447492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1451}}^1$

素因数の和:1739

約数の個数: 24

約数和(自身を含む): 38704512

約数和(自身を除く): 18257020

約数列:

[1, 2, 4, 13, 26, 52, 271, 542, 1084, 1451, 2902, 3523, 5804, 7046, 14092, 18863, 37726, 75452, 393221, 786442, 1572884, 5111873, 10223746, 20447492]

約数ペア:

[(1, 20447492), (2, 10223746), (4, 5111873), (13, 1572884), (26, 786442), (52, 393221), (271, 75452), (542, 37726), (1084, 18863), (1451, 14092), (2902, 7046), (3523, 5804)]