18551260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10193}}^1$

素因数の和:10222

約数の個数: 48

約数和(自身を含む): 47952576

約数和(自身を除く): 29401316

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 10193, 20386, 40772, 50965, 71351, 101930, 132509, 142702, 203860, 265018, 285404, 356755, 530036, 662545, 713510, 927563, 1325090, 1427020, 1855126, 2650180, 3710252, 4637815, 9275630, 18551260]

約数ペア:

[(1, 18551260), (2, 9275630), (4, 4637815), (5, 3710252), (7, 2650180), (10, 1855126), (13, 1427020), (14, 1325090), (20, 927563), (26, 713510), (28, 662545), (35, 530036), (52, 356755), (65, 285404), (70, 265018), (91, 203860), (130, 142702), (140, 132509), (182, 101930), (260, 71351), (364, 50965), (455, 40772), (910, 20386), (1820, 10193)]