388680226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{2099}}^1$

素因数の和:2574

約数の個数: 32

約数和(自身を含む): 671328000

約数和(自身を除く): 282647774

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 443, 886, 2099, 4198, 4873, 8417, 9746, 16834, 23089, 39881, 46178, 79762, 92587, 185174, 438691, 877382, 929857, 1859714, 10228427, 17667283, 20456854, 35334566, 194340113, 388680226]

約数ペア:

[(1, 388680226), (2, 194340113), (11, 35334566), (19, 20456854), (22, 17667283), (38, 10228427), (209, 1859714), (418, 929857), (443, 877382), (886, 438691), (2099, 185174), (4198, 92587), (4873, 79762), (8417, 46178), (9746, 39881), (16834, 23089)]