20898832

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{27791}}^1$

素因数の和:27846

約数の個数: 20

約数和(自身を含む): 41354496

約数和(自身を除く): 20455664

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 27791, 55582, 111164, 222328, 444656, 1306177, 2612354, 5224708, 10449416, 20898832]

約数ペア:

[(1, 20898832), (2, 10449416), (4, 5224708), (8, 2612354), (16, 1306177), (47, 444656), (94, 222328), (188, 111164), (376, 55582), (752, 27791)]