18608820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{937}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 52317888

約数和(自身を除く): 33709068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 662, 937, 993, 1324, 1655, 1874, 1986, 2811, 3310, 3748, 3972, 4685, 4965, 5622, 6620, 9370, 9930, 11244, 14055, 18740, 19860, 28110, 56220, 310147, 620294, 930441, 1240588, 1550735, 1860882, 3101470, 3721764, 4652205, 6202940, 9304410, 18608820]

約数ペア:

[(1, 18608820), (2, 9304410), (3, 6202940), (4, 4652205), (5, 3721764), (6, 3101470), (10, 1860882), (12, 1550735), (15, 1240588), (20, 930441), (30, 620294), (60, 310147), (331, 56220), (662, 28110), (937, 19860), (993, 18740), (1324, 14055), (1655, 11244), (1874, 9930), (1986, 9370), (2811, 6620), (3310, 5622), (3748, 4965), (3972, 4685)]