20619504

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8423}}^1$

素因数の和:8454

約数の個数: 60

約数和(自身を含む): 61107696

約数和(自身を除く): 40488192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8423, 16846, 25269, 33692, 50538, 67384, 75807, 101076, 134768, 143191, 151614, 202152, 286382, 303228, 404304, 429573, 572764, 606456, 859146, 1145528, 1212912, 1288719, 1718292, 2291056, 2577438, 3436584, 5154876, 6873168, 10309752, 20619504]

約数ペア:

[(1, 20619504), (2, 10309752), (3, 6873168), (4, 5154876), (6, 3436584), (8, 2577438), (9, 2291056), (12, 1718292), (16, 1288719), (17, 1212912), (18, 1145528), (24, 859146), (34, 606456), (36, 572764), (48, 429573), (51, 404304), (68, 303228), (72, 286382), (102, 202152), (136, 151614), (144, 143191), (153, 134768), (204, 101076), (272, 75807), (306, 67384), (408, 50538), (612, 33692), (816, 25269), (1224, 16846), (2448, 8423)]