20857048

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2273}}^1$

素因数の和:2347

約数の個数: 32

約数和(自身を含む): 41477760

約数和(自身を除く): 20620712

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 124, 148, 248, 296, 1147, 2273, 2294, 4546, 4588, 9092, 9176, 18184, 70463, 84101, 140926, 168202, 281852, 336404, 563704, 672808, 2607131, 5214262, 10428524, 20857048]

約数ペア:

[(1, 20857048), (2, 10428524), (4, 5214262), (8, 2607131), (31, 672808), (37, 563704), (62, 336404), (74, 281852), (124, 168202), (148, 140926), (248, 84101), (296, 70463), (1147, 18184), (2273, 9176), (2294, 9092), (4546, 4588)]