18848310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1559}}^1$

素因数の和:1613

約数の個数: 64

約数和(自身を含む): 50319360

約数和(自身を除く): 31471050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 1559, 2015, 2418, 3118, 4030, 4677, 6045, 7795, 9354, 12090, 15590, 20267, 23385, 40534, 46770, 48329, 60801, 96658, 101335, 121602, 144987, 202670, 241645, 289974, 304005, 483290, 608010, 628277, 724935, 1256554, 1449870, 1884831, 3141385, 3769662, 6282770, 9424155, 18848310]

約数ペア:

[(1, 18848310), (2, 9424155), (3, 6282770), (5, 3769662), (6, 3141385), (10, 1884831), (13, 1449870), (15, 1256554), (26, 724935), (30, 628277), (31, 608010), (39, 483290), (62, 304005), (65, 289974), (78, 241645), (93, 202670), (130, 144987), (155, 121602), (186, 101335), (195, 96658), (310, 60801), (390, 48329), (403, 46770), (465, 40534), (806, 23385), (930, 20267), (1209, 15590), (1559, 12090), (2015, 9354), (2418, 7795), (3118, 6045), (4030, 4677)]