20218659084

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{1721}}^1\times {\mathrm{1931}}^1$

素因数の和:3688

約数の個数: 108

約数和(自身を含む): 55402932312

約数和(自身を除く): 35184273228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 1721, 1931, 2028, 3042, 3442, 3862, 5163, 5793, 6084, 6884, 7724, 10326, 11586, 15489, 17379, 20652, 22373, 23172, 25103, 30978, 34758, 44746, 50206, 61956, 67119, 69516, 75309, 89492, 100412, 134238, 150618, 201357, 225927, 268476, 290849, 301236, 326339, 402714, 451854, 581698, 652678, 805428, 872547, 903708, 979017, 1163396, 1305356, 1745094, 1958034, 2617641, 2937051, 3323251, 3490188, 3916068, 5235282, 5874102, 6646502, 9969753, 10470564, 11748204, 13293004, 19939506, 29909259, 39879012, 43202263, 59818518, 86404526, 119637036, 129606789, 172809052, 259213578, 388820367, 518427156, 561629419, 777640734, 1123258838, 1555281468, 1684888257, 2246517676, 3369776514, 5054664771, 6739553028, 10109329542, 20218659084]

約数ペア:

[(1, 20218659084), (2, 10109329542), (3, 6739553028), (4, 5054664771), (6, 3369776514), (9, 2246517676), (12, 1684888257), (13, 1555281468), (18, 1123258838), (26, 777640734), (36, 561629419), (39, 518427156), (52, 388820367), (78, 259213578), (117, 172809052), (156, 129606789), (169, 119637036), (234, 86404526), (338, 59818518), (468, 43202263), (507, 39879012), (676, 29909259), (1014, 19939506), (1521, 13293004), (1721, 11748204), (1931, 10470564), (2028, 9969753), (3042, 6646502), (3442, 5874102), (3862, 5235282), (5163, 3916068), (5793, 3490188), (6084, 3323251), (6884, 2937051), (7724, 2617641), (10326, 1958034), (11586, 1745094), (15489, 1305356), (17379, 1163396), (20652, 979017), (22373, 903708), (23172, 872547), (25103, 805428), (30978, 652678), (34758, 581698), (44746, 451854), (50206, 402714), (61956, 326339), (67119, 301236), (69516, 290849), (75309, 268476), (89492, 225927), (100412, 201357), (134238, 150618)]