18644556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1283}}^1$

素因数の和:1470

約数の個数: 48

約数和(自身を含む): 50045184

約数和(自身を除く): 31400628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 173, 346, 519, 692, 1038, 1211, 1283, 2076, 2422, 2566, 3633, 3849, 4844, 5132, 7266, 7698, 8981, 14532, 15396, 17962, 26943, 35924, 53886, 107772, 221959, 443918, 665877, 887836, 1331754, 1553713, 2663508, 3107426, 4661139, 6214852, 9322278, 18644556]

約数ペア:

[(1, 18644556), (2, 9322278), (3, 6214852), (4, 4661139), (6, 3107426), (7, 2663508), (12, 1553713), (14, 1331754), (21, 887836), (28, 665877), (42, 443918), (84, 221959), (173, 107772), (346, 53886), (519, 35924), (692, 26943), (1038, 17962), (1211, 15396), (1283, 14532), (2076, 8981), (2422, 7698), (2566, 7266), (3633, 5132), (3849, 4844)]