20484245

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{1301}}^1$

素因数の和:1420

約数の個数: 16

約数和(自身を含む): 25498368

約数和(自身を除く): 5014123

約数列:

[1, 5, 47, 67, 235, 335, 1301, 3149, 6505, 15745, 61147, 87167, 305735, 435835, 4096849, 20484245]

約数ペア:

[(1, 20484245), (5, 4096849), (47, 435835), (67, 305735), (235, 87167), (335, 61147), (1301, 15745), (3149, 6505)]