20791698585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{31769}}^1$

素因数の和:32078

約数の個数: 64

約数和(自身を含む): 39819755520

約数和(自身を除く): 19028056935

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 271, 345, 483, 805, 813, 1355, 1897, 2415, 4065, 5691, 6233, 9485, 18699, 28455, 31165, 31769, 43631, 93495, 95307, 130893, 158845, 218155, 222383, 476535, 654465, 667149, 730687, 1111915, 2192061, 3335745, 3653435, 5114809, 8609399, 10960305, 15344427, 25574045, 25828197, 43046995, 60265793, 76722135, 129140985, 180797379, 198016177, 301328965, 594048531, 903986895, 990080885, 1386113239, 2970242655, 4158339717, 6930566195, 20791698585]

約数ペア:

[(1, 20791698585), (3, 6930566195), (5, 4158339717), (7, 2970242655), (15, 1386113239), (21, 990080885), (23, 903986895), (35, 594048531), (69, 301328965), (105, 198016177), (115, 180797379), (161, 129140985), (271, 76722135), (345, 60265793), (483, 43046995), (805, 25828197), (813, 25574045), (1355, 15344427), (1897, 10960305), (2415, 8609399), (4065, 5114809), (5691, 3653435), (6233, 3335745), (9485, 2192061), (18699, 1111915), (28455, 730687), (31165, 667149), (31769, 654465), (43631, 476535), (93495, 222383), (95307, 218155), (130893, 158845)]