20495568

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{6373}}^1$

素因数の和:6451

約数の個数: 40

約数和(自身を含む): 53745568

約数和(自身を除く): 33250000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 6373, 12746, 19119, 25492, 38238, 50984, 76476, 101968, 152952, 305904, 426991, 853982, 1280973, 1707964, 2561946, 3415928, 5123892, 6831856, 10247784, 20495568]

約数ペア:

[(1, 20495568), (2, 10247784), (3, 6831856), (4, 5123892), (6, 3415928), (8, 2561946), (12, 1707964), (16, 1280973), (24, 853982), (48, 426991), (67, 305904), (134, 152952), (201, 101968), (268, 76476), (402, 50984), (536, 38238), (804, 25492), (1072, 19119), (1608, 12746), (3216, 6373)]