2018777930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{817319}}^1$

素因数の和:817358

約数の個数: 32

約数和(自身を含む): 4119292800

約数和(自身を除く): 2100514870

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 817319, 1634638, 4086595, 8173190, 10625147, 15529061, 21250294, 31058122, 53125735, 77645305, 106251470, 155290610, 201877793, 403755586, 1009388965, 2018777930]

約数ペア:

[(1, 2018777930), (2, 1009388965), (5, 403755586), (10, 201877793), (13, 155290610), (19, 106251470), (26, 77645305), (38, 53125735), (65, 31058122), (95, 21250294), (130, 15529061), (190, 10625147), (247, 8173190), (494, 4086595), (1235, 1634638), (2470, 817319)]