20945370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4447}}^1$

素因数の和:4614

約数の個数: 32

約数和(自身を含む): 50600448

約数和(自身を除く): 29655078

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 4447, 4710, 8894, 13341, 22235, 26682, 44470, 66705, 133410, 698179, 1396358, 2094537, 3490895, 4189074, 6981790, 10472685, 20945370]

約数ペア:

[(1, 20945370), (2, 10472685), (3, 6981790), (5, 4189074), (6, 3490895), (10, 2094537), (15, 1396358), (30, 698179), (157, 133410), (314, 66705), (471, 44470), (785, 26682), (942, 22235), (1570, 13341), (2355, 8894), (4447, 4710)]