18736260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13577}}^1$

素因数の和:13612

約数の個数: 48

約数和(自身を含む): 54746496

約数和(自身を除く): 36010236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 13577, 27154, 40731, 54308, 67885, 81462, 135770, 162924, 203655, 271540, 312271, 407310, 624542, 814620, 936813, 1249084, 1561355, 1873626, 3122710, 3747252, 4684065, 6245420, 9368130, 18736260]

約数ペア:

[(1, 18736260), (2, 9368130), (3, 6245420), (4, 4684065), (5, 3747252), (6, 3122710), (10, 1873626), (12, 1561355), (15, 1249084), (20, 936813), (23, 814620), (30, 624542), (46, 407310), (60, 312271), (69, 271540), (92, 203655), (115, 162924), (138, 135770), (230, 81462), (276, 67885), (345, 54308), (460, 40731), (690, 27154), (1380, 13577)]