18227288

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{911}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 35622720

約数和(自身を除く): 17395432

約数列:

[1, 2, 4, 8, 41, 61, 82, 122, 164, 244, 328, 488, 911, 1822, 2501, 3644, 5002, 7288, 10004, 20008, 37351, 55571, 74702, 111142, 149404, 222284, 298808, 444568, 2278411, 4556822, 9113644, 18227288]

約数ペア:

[(1, 18227288), (2, 9113644), (4, 4556822), (8, 2278411), (41, 444568), (61, 298808), (82, 222284), (122, 149404), (164, 111142), (244, 74702), (328, 55571), (488, 37351), (911, 20008), (1822, 10004), (2501, 7288), (3644, 5002)]