18193914

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 40982760

約数和(自身を除く): 22788846

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 89, 123, 178, 246, 267, 277, 369, 534, 554, 738, 801, 831, 1602, 1662, 2493, 3649, 4986, 7298, 10947, 11357, 21894, 22714, 24653, 32841, 34071, 49306, 65682, 68142, 73959, 102213, 147918, 204426, 221877, 443754, 1010773, 2021546, 3032319, 6064638, 9096957, 18193914]

約数ペア:

[(1, 18193914), (2, 9096957), (3, 6064638), (6, 3032319), (9, 2021546), (18, 1010773), (41, 443754), (82, 221877), (89, 204426), (123, 147918), (178, 102213), (246, 73959), (267, 68142), (277, 65682), (369, 49306), (534, 34071), (554, 32841), (738, 24653), (801, 22714), (831, 21894), (1602, 11357), (1662, 10947), (2493, 7298), (3649, 4986)]