2017207865

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{154991}}^1$

素因数の和:155152

約数の個数: 16

約数和(自身を含む): 2566667520

約数和(自身を除く): 549459655

約数列:

[1, 5, 19, 95, 137, 685, 2603, 13015, 154991, 774955, 2944829, 14724145, 21233767, 106168835, 403441573, 2017207865]

約数ペア:

[(1, 2017207865), (5, 403441573), (19, 106168835), (95, 21233767), (137, 14724145), (685, 2944829), (2603, 774955), (13015, 154991)]