19988112

素因数分解:

$2^4\times 3^1\times {\mathrm{416419}}^1$

素因数の和:416430

約数の個数: 20

約数和(自身を含む): 51636080

約数和(自身を除く): 31647968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 416419, 832838, 1249257, 1665676, 2498514, 3331352, 4997028, 6662704, 9994056, 19988112]

約数ペア:

[(1, 19988112), (2, 9994056), (3, 6662704), (4, 4997028), (6, 3331352), (8, 2498514), (12, 1665676), (16, 1249257), (24, 832838), (48, 416419)]