20166180592

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{105817}}^1$

素因数の和:106145

約数の個数: 40

約数和(自身を含む): 40125339056

約数和(自身を除く): 19959158464

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 277, 344, 554, 688, 1108, 2216, 4432, 11911, 23822, 47644, 95288, 105817, 190576, 211634, 423268, 846536, 1693072, 4550131, 9100262, 18200524, 29311309, 36401048, 58622618, 72802096, 117245236, 234490472, 468980944, 1260386287, 2520772574, 5041545148, 10083090296, 20166180592]

約数ペア:

[(1, 20166180592), (2, 10083090296), (4, 5041545148), (8, 2520772574), (16, 1260386287), (43, 468980944), (86, 234490472), (172, 117245236), (277, 72802096), (344, 58622618), (554, 36401048), (688, 29311309), (1108, 18200524), (2216, 9100262), (4432, 4550131), (11911, 1693072), (23822, 846536), (47644, 423268), (95288, 211634), (105817, 190576)]