2019869090

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1474357}}^1$

素因数の和:1474501

約数の個数: 16

約数和(自身を含む): 3662305272

約数和(自身を除く): 1642436182

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 1474357, 2948714, 7371785, 14743570, 201986909, 403973818, 1009934545, 2019869090]

約数ペア:

[(1, 2019869090), (2, 1009934545), (5, 403973818), (10, 201986909), (137, 14743570), (274, 7371785), (685, 2948714), (1370, 1474357)]