20435201

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 16

約数和(自身を含む): 22032000

約数和(自身を除く): 1596799

約数列:

[1, 23, 67, 89, 149, 1541, 2047, 3427, 5963, 9983, 13261, 137149, 229609, 305003, 888487, 20435201]

約数ペア:

[(1, 20435201), (23, 888487), (67, 305003), (89, 229609), (149, 137149), (1541, 13261), (2047, 9983), (3427, 5963)]