18093400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{6959}}^1$

素因数の和:6988

約数の個数: 48

約数和(自身を含む): 45309600

約数和(自身を除く): 27216200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 6959, 13918, 27836, 34795, 55672, 69590, 90467, 139180, 173975, 180934, 278360, 347950, 361868, 452335, 695900, 723736, 904670, 1391800, 1809340, 2261675, 3618680, 4523350, 9046700, 18093400]

約数ペア:

[(1, 18093400), (2, 9046700), (4, 4523350), (5, 3618680), (8, 2261675), (10, 1809340), (13, 1391800), (20, 904670), (25, 723736), (26, 695900), (40, 452335), (50, 361868), (52, 347950), (65, 278360), (100, 180934), (104, 173975), (130, 139180), (200, 90467), (260, 69590), (325, 55672), (520, 34795), (650, 27836), (1300, 13918), (2600, 6959)]