20228236

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{809}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 43545600

約数和(自身を除く): 23317364

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 188, 266, 329, 532, 658, 809, 893, 1316, 1618, 1786, 3236, 3572, 5663, 6251, 11326, 12502, 15371, 22652, 25004, 30742, 38023, 61484, 76046, 107597, 152092, 215194, 266161, 430388, 532322, 722437, 1064644, 1444874, 2889748, 5057059, 10114118, 20228236]

約数ペア:

[(1, 20228236), (2, 10114118), (4, 5057059), (7, 2889748), (14, 1444874), (19, 1064644), (28, 722437), (38, 532322), (47, 430388), (76, 266161), (94, 215194), (133, 152092), (188, 107597), (266, 76046), (329, 61484), (532, 38023), (658, 30742), (809, 25004), (893, 22652), (1316, 15371), (1618, 12502), (1786, 11326), (3236, 6251), (3572, 5663)]