20960568

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{3271}}^1$

素因数の和:3372

約数の個数: 48

約数和(自身を含む): 57423600

約数和(自身を除く): 36463032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 89, 178, 267, 356, 534, 712, 801, 1068, 1602, 2136, 3204, 3271, 6408, 6542, 9813, 13084, 19626, 26168, 29439, 39252, 58878, 78504, 117756, 235512, 291119, 582238, 873357, 1164476, 1746714, 2328952, 2620071, 3493428, 5240142, 6986856, 10480284, 20960568]

約数ペア:

[(1, 20960568), (2, 10480284), (3, 6986856), (4, 5240142), (6, 3493428), (8, 2620071), (9, 2328952), (12, 1746714), (18, 1164476), (24, 873357), (36, 582238), (72, 291119), (89, 235512), (178, 117756), (267, 78504), (356, 58878), (534, 39252), (712, 29439), (801, 26168), (1068, 19626), (1602, 13084), (2136, 9813), (3204, 6542), (3271, 6408)]