20181364308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{447401}}^1$

素因数の和:447597

約数の個数: 72

約数和(自身を含む): 58627558080

約数和(自身を除く): 38446193772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 179, 252, 358, 537, 716, 1074, 1253, 1611, 2148, 2506, 3222, 3759, 5012, 6444, 7518, 11277, 15036, 22554, 45108, 447401, 894802, 1342203, 1789604, 2684406, 3131807, 4026609, 5368812, 6263614, 8053218, 9395421, 12527228, 16106436, 18790842, 28186263, 37581684, 56372526, 80084779, 112745052, 160169558, 240254337, 320339116, 480508674, 560593453, 720763011, 961017348, 1121186906, 1441526022, 1681780359, 2242373812, 2883052044, 3363560718, 5045341077, 6727121436, 10090682154, 20181364308]

約数ペア:

[(1, 20181364308), (2, 10090682154), (3, 6727121436), (4, 5045341077), (6, 3363560718), (7, 2883052044), (9, 2242373812), (12, 1681780359), (14, 1441526022), (18, 1121186906), (21, 961017348), (28, 720763011), (36, 560593453), (42, 480508674), (63, 320339116), (84, 240254337), (126, 160169558), (179, 112745052), (252, 80084779), (358, 56372526), (537, 37581684), (716, 28186263), (1074, 18790842), (1253, 16106436), (1611, 12527228), (2148, 9395421), (2506, 8053218), (3222, 6263614), (3759, 5368812), (5012, 4026609), (6444, 3131807), (7518, 2684406), (11277, 1789604), (15036, 1342203), (22554, 894802), (45108, 447401)]