18014620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{359}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 41065920

約数和(自身を除く): 23051300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 359, 386, 718, 772, 965, 1436, 1795, 1930, 2509, 3590, 3860, 4667, 5018, 7180, 9334, 10036, 12545, 18668, 23335, 25090, 46670, 50180, 69287, 93340, 138574, 277148, 346435, 692870, 900731, 1385740, 1801462, 3602924, 4503655, 9007310, 18014620]

約数ペア:

[(1, 18014620), (2, 9007310), (4, 4503655), (5, 3602924), (10, 1801462), (13, 1385740), (20, 900731), (26, 692870), (52, 346435), (65, 277148), (130, 138574), (193, 93340), (260, 69287), (359, 50180), (386, 46670), (718, 25090), (772, 23335), (965, 18668), (1436, 12545), (1795, 10036), (1930, 9334), (2509, 7180), (3590, 5018), (3860, 4667)]