20888110

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 39739392

約数和(自身を除く): 18851282

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 1333, 1567, 2666, 3134, 6665, 7835, 13330, 15670, 48577, 67381, 97154, 134762, 242885, 336905, 485770, 673810, 2088811, 4177622, 10444055, 20888110]

約数ペア:

[(1, 20888110), (2, 10444055), (5, 4177622), (10, 2088811), (31, 673810), (43, 485770), (62, 336905), (86, 242885), (155, 134762), (215, 97154), (310, 67381), (430, 48577), (1333, 15670), (1567, 13330), (2666, 7835), (3134, 6665)]