18800370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 50544000

約数和(自身を除く): 31743630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 179, 270, 358, 389, 537, 778, 895, 1074, 1167, 1611, 1790, 1945, 2334, 2685, 3222, 3501, 3890, 4833, 5370, 5835, 7002, 8055, 9666, 10503, 11670, 16110, 17505, 21006, 24165, 35010, 48330, 52515, 69631, 105030, 139262, 208893, 348155, 417786, 626679, 696310, 1044465, 1253358, 1880037, 2088930, 3133395, 3760074, 6266790, 9400185, 18800370]

約数ペア:

[(1, 18800370), (2, 9400185), (3, 6266790), (5, 3760074), (6, 3133395), (9, 2088930), (10, 1880037), (15, 1253358), (18, 1044465), (27, 696310), (30, 626679), (45, 417786), (54, 348155), (90, 208893), (135, 139262), (179, 105030), (270, 69631), (358, 52515), (389, 48330), (537, 35010), (778, 24165), (895, 21006), (1074, 17505), (1167, 16110), (1611, 11670), (1790, 10503), (1945, 9666), (2334, 8055), (2685, 7002), (3222, 5835), (3501, 5370), (3890, 4833)]