18911016

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{3019}}^1$

素因数の和:3063

約数の個数: 64

約数和(自身を含む): 54360000

約数和(自身を除く): 35448984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 87, 108, 116, 174, 216, 232, 261, 348, 522, 696, 783, 1044, 1566, 2088, 3019, 3132, 6038, 6264, 9057, 12076, 18114, 24152, 27171, 36228, 54342, 72456, 81513, 87551, 108684, 163026, 175102, 217368, 262653, 326052, 350204, 525306, 652104, 700408, 787959, 1050612, 1575918, 2101224, 2363877, 3151836, 4727754, 6303672, 9455508, 18911016]

約数ペア:

[(1, 18911016), (2, 9455508), (3, 6303672), (4, 4727754), (6, 3151836), (8, 2363877), (9, 2101224), (12, 1575918), (18, 1050612), (24, 787959), (27, 700408), (29, 652104), (36, 525306), (54, 350204), (58, 326052), (72, 262653), (87, 217368), (108, 175102), (116, 163026), (174, 108684), (216, 87551), (232, 81513), (261, 72456), (348, 54342), (522, 36228), (696, 27171), (783, 24152), (1044, 18114), (1566, 12076), (2088, 9057), (3019, 6264), (3132, 6038)]