19994256

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1493}}^1$

素因数の和:1541

約数の個数: 80

約数和(自身を含む): 59281920

約数和(自身を除く): 39287664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 216, 248, 279, 372, 432, 496, 558, 744, 837, 1116, 1488, 1493, 1674, 2232, 2986, 3348, 4464, 4479, 5972, 6696, 8958, 11944, 13392, 13437, 17916, 23888, 26874, 35832, 40311, 46283, 53748, 71664, 80622, 92566, 107496, 138849, 161244, 185132, 214992, 277698, 322488, 370264, 416547, 555396, 644976, 740528, 833094, 1110792, 1249641, 1666188, 2221584, 2499282, 3332376, 4998564, 6664752, 9997128, 19994256]

約数ペア:

[(1, 19994256), (2, 9997128), (3, 6664752), (4, 4998564), (6, 3332376), (8, 2499282), (9, 2221584), (12, 1666188), (16, 1249641), (18, 1110792), (24, 833094), (27, 740528), (31, 644976), (36, 555396), (48, 416547), (54, 370264), (62, 322488), (72, 277698), (93, 214992), (108, 185132), (124, 161244), (144, 138849), (186, 107496), (216, 92566), (248, 80622), (279, 71664), (372, 53748), (432, 46283), (496, 40311), (558, 35832), (744, 26874), (837, 23888), (1116, 17916), (1488, 13437), (1493, 13392), (1674, 11944), (2232, 8958), (2986, 6696), (3348, 5972), (4464, 4479)]