18319020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1447}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 51571968

約数和(自身を除く): 33252948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1266, 1447, 2110, 2532, 2894, 3165, 4220, 4341, 5788, 6330, 7235, 8682, 12660, 14470, 17364, 21705, 28940, 43410, 86820, 305317, 610634, 915951, 1221268, 1526585, 1831902, 3053170, 3663804, 4579755, 6106340, 9159510, 18319020]

約数ペア:

[(1, 18319020), (2, 9159510), (3, 6106340), (4, 4579755), (5, 3663804), (6, 3053170), (10, 1831902), (12, 1526585), (15, 1221268), (20, 915951), (30, 610634), (60, 305317), (211, 86820), (422, 43410), (633, 28940), (844, 21705), (1055, 17364), (1266, 14470), (1447, 12660), (2110, 8682), (2532, 7235), (2894, 6330), (3165, 5788), (4220, 4341)]