20898648

素因数分解:

$2^3\times 3^4\times {\mathrm{32251}}^1$

素因数の和:32269

約数の個数: 40

約数和(自身を含む): 58537380

約数和(自身を除く): 37638732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 32251, 64502, 96753, 129004, 193506, 258008, 290259, 387012, 580518, 774024, 870777, 1161036, 1741554, 2322072, 2612331, 3483108, 5224662, 6966216, 10449324, 20898648]

約数ペア:

[(1, 20898648), (2, 10449324), (3, 6966216), (4, 5224662), (6, 3483108), (8, 2612331), (9, 2322072), (12, 1741554), (18, 1161036), (24, 870777), (27, 774024), (36, 580518), (54, 387012), (72, 290259), (81, 258008), (108, 193506), (162, 129004), (216, 96753), (324, 64502), (648, 32251)]