21898832

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18749}}^1$

素因数の和:18830

約数の個数: 20

約数和(自身を含む): 43012500

約数和(自身を除く): 21113668

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18749, 37498, 74996, 149992, 299984, 1368677, 2737354, 5474708, 10949416, 21898832]

約数ペア:

[(1, 21898832), (2, 10949416), (4, 5474708), (8, 2737354), (16, 1368677), (73, 299984), (146, 149992), (292, 74996), (584, 37498), (1168, 18749)]