20263255

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 24948000

約数和(自身を除く): 4684745

約数列:

[1, 5, 59, 149, 295, 461, 745, 2305, 8791, 27199, 43955, 68689, 135995, 343445, 4052651, 20263255]

約数ペア:

[(1, 20263255), (5, 4052651), (59, 343445), (149, 135995), (295, 68689), (461, 43955), (745, 27199), (2305, 8791)]