2018018128

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{2243}}^1$

素因数の和:2564

約数の個数: 80

約数和(自身を含む): 4641310080

約数和(自身を除く): 2623291952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 277, 406, 464, 554, 812, 1108, 1624, 1939, 2216, 2243, 3248, 3878, 4432, 4486, 7756, 8033, 8972, 15512, 15701, 16066, 17944, 31024, 31402, 32132, 35888, 56231, 62804, 64264, 65047, 112462, 125608, 128528, 130094, 224924, 251216, 260188, 449848, 455329, 520376, 621311, 899696, 910658, 1040752, 1242622, 1821316, 2485244, 3642632, 4349177, 4970488, 7285264, 8698354, 9940976, 17396708, 18018019, 34793416, 36036038, 69586832, 72072076, 126126133, 144144152, 252252266, 288288304, 504504532, 1009009064, 2018018128]

約数ペア:

[(1, 2018018128), (2, 1009009064), (4, 504504532), (7, 288288304), (8, 252252266), (14, 144144152), (16, 126126133), (28, 72072076), (29, 69586832), (56, 36036038), (58, 34793416), (112, 18018019), (116, 17396708), (203, 9940976), (232, 8698354), (277, 7285264), (406, 4970488), (464, 4349177), (554, 3642632), (812, 2485244), (1108, 1821316), (1624, 1242622), (1939, 1040752), (2216, 910658), (2243, 899696), (3248, 621311), (3878, 520376), (4432, 455329), (4486, 449848), (7756, 260188), (8033, 251216), (8972, 224924), (15512, 130094), (15701, 128528), (16066, 125608), (17944, 112462), (31024, 65047), (31402, 64264), (32132, 62804), (35888, 56231)]