18651180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2269}}^1$

素因数の和:2418

約数の個数: 48

約数和(自身を含む): 52627680

約数和(自身を除く): 33976500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 1370, 1644, 2055, 2269, 2740, 4110, 4538, 6807, 8220, 9076, 11345, 13614, 22690, 27228, 34035, 45380, 68070, 136140, 310853, 621706, 932559, 1243412, 1554265, 1865118, 3108530, 3730236, 4662795, 6217060, 9325590, 18651180]

約数ペア:

[(1, 18651180), (2, 9325590), (3, 6217060), (4, 4662795), (5, 3730236), (6, 3108530), (10, 1865118), (12, 1554265), (15, 1243412), (20, 932559), (30, 621706), (60, 310853), (137, 136140), (274, 68070), (411, 45380), (548, 34035), (685, 27228), (822, 22690), (1370, 13614), (1644, 11345), (2055, 9076), (2269, 8220), (2740, 6807), (4110, 4538)]