18547568360

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8748853}}^1$

素因数の和:8748917

約数の個数: 32

約数和(自身を含む): 42519430440

約数和(自身を除く): 23971862080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 8748853, 17497706, 34995412, 43744265, 69990824, 87488530, 174977060, 349954120, 463689209, 927378418, 1854756836, 2318446045, 3709513672, 4636892090, 9273784180, 18547568360]

約数ペア:

[(1, 18547568360), (2, 9273784180), (4, 4636892090), (5, 3709513672), (8, 2318446045), (10, 1854756836), (20, 927378418), (40, 463689209), (53, 349954120), (106, 174977060), (212, 87488530), (265, 69990824), (424, 43744265), (530, 34995412), (1060, 17497706), (2120, 8748853)]