1661626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:693

約数の個数: 16

約数和(自身を含む): 2664000

約数和(自身を除く): 1002374

約数列:

[1, 2, 19, 38, 73, 146, 599, 1198, 1387, 2774, 11381, 22762, 43727, 87454, 830813, 1661626]

約数ペア:

[(1, 1661626), (2, 830813), (19, 87454), (38, 43727), (73, 22762), (146, 11381), (599, 2774), (1198, 1387)]