2018182010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3491}}^1\times {\mathrm{4447}}^1$

素因数の和:7958

約数の個数: 32

約数和(自身を含む): 3914168832

約数和(自身を除く): 1895986822

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 3491, 4447, 6982, 8894, 17455, 22235, 34910, 44470, 45383, 57811, 90766, 115622, 226915, 289055, 453830, 578110, 15524477, 31048954, 77622385, 155244770, 201818201, 403636402, 1009091005, 2018182010]

約数ペア:

[(1, 2018182010), (2, 1009091005), (5, 403636402), (10, 201818201), (13, 155244770), (26, 77622385), (65, 31048954), (130, 15524477), (3491, 578110), (4447, 453830), (6982, 289055), (8894, 226915), (17455, 115622), (22235, 90766), (34910, 57811), (44470, 45383)]