20180999992

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{1097}}^1\times {\mathrm{56087}}^1$

素因数の和:57231

約数の個数: 32

約数和(自身を含む): 38798313120

約数和(自身を除く): 18617313128

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 1097, 2194, 4388, 8776, 44977, 56087, 89954, 112174, 179908, 224348, 359816, 448696, 2299567, 4599134, 9198268, 18396536, 61527439, 123054878, 246109756, 492219512, 2522624999, 5045249998, 10090499996, 20180999992]

約数ペア:

[(1, 20180999992), (2, 10090499996), (4, 5045249998), (8, 2522624999), (41, 492219512), (82, 246109756), (164, 123054878), (328, 61527439), (1097, 18396536), (2194, 9198268), (4388, 4599134), (8776, 2299567), (44977, 448696), (56087, 359816), (89954, 224348), (112174, 179908)]