20399122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 33825600

約数和(自身を除く): 13426478

約数列:

[1, 2, 19, 29, 38, 58, 107, 173, 214, 346, 551, 1102, 2033, 3103, 3287, 4066, 5017, 6206, 6574, 10034, 18511, 37022, 58957, 95323, 117914, 190646, 351709, 536819, 703418, 1073638, 10199561, 20399122]

約数ペア:

[(1, 20399122), (2, 10199561), (19, 1073638), (29, 703418), (38, 536819), (58, 351709), (107, 190646), (173, 117914), (214, 95323), (346, 58957), (551, 37022), (1102, 18511), (2033, 10034), (3103, 6574), (3287, 6206), (4066, 5017)]