18667029267340

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{256903}}^1\times {\mathrm{28607}}^1$

素因数の和:285646

約数の個数: 48

約数和(自身を含む): 39510963781632

約数和(自身を除く): 20843934514292

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 28607, 57214, 114428, 143035, 256903, 286070, 513806, 572140, 1027612, 1284515, 2569030, 3633089, 5138060, 7266178, 14532356, 18165445, 32626681, 36330890, 65253362, 72661780, 130506724, 163133405, 326266810, 652533620, 7349224121, 14698448242, 29396896484, 36746120605, 73492241210, 146984482420, 933351463367, 1866702926734, 3733405853468, 4666757316835, 9333514633670, 18667029267340]

約数ペア:

[(1, 18667029267340), (2, 9333514633670), (4, 4666757316835), (5, 3733405853468), (10, 1866702926734), (20, 933351463367), (127, 146984482420), (254, 73492241210), (508, 36746120605), (635, 29396896484), (1270, 14698448242), (2540, 7349224121), (28607, 652533620), (57214, 326266810), (114428, 163133405), (143035, 130506724), (256903, 72661780), (286070, 65253362), (513806, 36330890), (572140, 32626681), (1027612, 18165445), (1284515, 14532356), (2569030, 7266178), (3633089, 5138060)]