2019909348

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{21391}}^1$

素因数の和:21505

約数の個数: 72

約数和(自身を含む): 5310521216

約数和(自身を除く): 3290611868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 61, 86, 122, 129, 172, 183, 244, 258, 366, 387, 516, 549, 732, 774, 1098, 1548, 2196, 2623, 5246, 7869, 10492, 15738, 21391, 23607, 31476, 42782, 47214, 64173, 85564, 94428, 128346, 192519, 256692, 385038, 770076, 919813, 1304851, 1839626, 2609702, 2759439, 3679252, 3914553, 5219404, 5518878, 7829106, 8278317, 11037756, 11743659, 15658212, 16556634, 23487318, 33113268, 46974636, 56108593, 112217186, 168325779, 224434372, 336651558, 504977337, 673303116, 1009954674, 2019909348]

約数ペア:

[(1, 2019909348), (2, 1009954674), (3, 673303116), (4, 504977337), (6, 336651558), (9, 224434372), (12, 168325779), (18, 112217186), (36, 56108593), (43, 46974636), (61, 33113268), (86, 23487318), (122, 16556634), (129, 15658212), (172, 11743659), (183, 11037756), (244, 8278317), (258, 7829106), (366, 5518878), (387, 5219404), (516, 3914553), (549, 3679252), (732, 2759439), (774, 2609702), (1098, 1839626), (1548, 1304851), (2196, 919813), (2623, 770076), (5246, 385038), (7869, 256692), (10492, 192519), (15738, 128346), (21391, 94428), (23607, 85564), (31476, 64173), (42782, 47214)]