2019213515

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{27583}}^1$

素因数の和:27632

約数の個数: 20

約数和(自身を含む): 2665441920

約数和(自身を除く): 646228405

約数列:

[1, 5, 11, 55, 121, 605, 1331, 6655, 14641, 27583, 73205, 137915, 303413, 1517065, 3337543, 16687715, 36712973, 183564865, 403842703, 2019213515]

約数ペア:

[(1, 2019213515), (5, 403842703), (11, 183564865), (55, 36712973), (121, 16687715), (605, 3337543), (1331, 1517065), (6655, 303413), (14641, 137915), (27583, 73205)]