18459780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{857}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 33432060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 359, 718, 857, 1077, 1436, 1714, 1795, 2154, 2571, 3428, 3590, 4285, 4308, 5142, 5385, 7180, 8570, 10284, 10770, 12855, 17140, 21540, 25710, 51420, 307663, 615326, 922989, 1230652, 1538315, 1845978, 3076630, 3691956, 4614945, 6153260, 9229890, 18459780]

約数ペア:

[(1, 18459780), (2, 9229890), (3, 6153260), (4, 4614945), (5, 3691956), (6, 3076630), (10, 1845978), (12, 1538315), (15, 1230652), (20, 922989), (30, 615326), (60, 307663), (359, 51420), (718, 25710), (857, 21540), (1077, 17140), (1436, 12855), (1714, 10770), (1795, 10284), (2154, 8570), (2571, 7180), (3428, 5385), (3590, 5142), (4285, 4308)]