18629220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1237}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 52411968

約数和(自身を除く): 33782748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1237, 1255, 1506, 2474, 2510, 3012, 3711, 3765, 4948, 5020, 6185, 7422, 7530, 12370, 14844, 15060, 18555, 24740, 37110, 74220, 310487, 620974, 931461, 1241948, 1552435, 1862922, 3104870, 3725844, 4657305, 6209740, 9314610, 18629220]

約数ペア:

[(1, 18629220), (2, 9314610), (3, 6209740), (4, 4657305), (5, 3725844), (6, 3104870), (10, 1862922), (12, 1552435), (15, 1241948), (20, 931461), (30, 620974), (60, 310487), (251, 74220), (502, 37110), (753, 24740), (1004, 18555), (1237, 15060), (1255, 14844), (1506, 12370), (2474, 7530), (2510, 7422), (3012, 6185), (3711, 5020), (3765, 4948)]