18902610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1511}}^1$

素因数の和:1663

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 30630510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 417, 695, 834, 1251, 1390, 1511, 2085, 2502, 3022, 4170, 4533, 6255, 7555, 9066, 12510, 13599, 15110, 22665, 27198, 45330, 67995, 135990, 210029, 420058, 630087, 1050145, 1260174, 1890261, 2100290, 3150435, 3780522, 6300870, 9451305, 18902610]

約数ペア:

[(1, 18902610), (2, 9451305), (3, 6300870), (5, 3780522), (6, 3150435), (9, 2100290), (10, 1890261), (15, 1260174), (18, 1050145), (30, 630087), (45, 420058), (90, 210029), (139, 135990), (278, 67995), (417, 45330), (695, 27198), (834, 22665), (1251, 15110), (1390, 13599), (1511, 12510), (2085, 9066), (2502, 7555), (3022, 6255), (4170, 4533)]