20176992082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{1549}}^1$

素因数の和:1859

約数の個数: 64

約数和(自身を含む): 34097817600

約数和(自身を除く): 13920825518

約数列:

[1, 2, 13, 26, 43, 61, 86, 122, 191, 382, 559, 793, 1118, 1549, 1586, 2483, 2623, 3098, 4966, 5246, 8213, 11651, 16426, 20137, 23302, 34099, 40274, 66607, 68198, 94489, 106769, 133214, 151463, 188978, 213538, 295859, 302926, 500993, 591718, 865891, 1001986, 1228357, 1731782, 2456714, 3846167, 4063027, 6512909, 7692334, 8126054, 12721937, 13025818, 18047399, 25443874, 36094798, 52819351, 105638702, 165385181, 234616187, 330770362, 469232374, 776038157, 1552076314, 10088496041, 20176992082]

約数ペア:

[(1, 20176992082), (2, 10088496041), (13, 1552076314), (26, 776038157), (43, 469232374), (61, 330770362), (86, 234616187), (122, 165385181), (191, 105638702), (382, 52819351), (559, 36094798), (793, 25443874), (1118, 18047399), (1549, 13025818), (1586, 12721937), (2483, 8126054), (2623, 7692334), (3098, 6512909), (4966, 4063027), (5246, 3846167), (8213, 2456714), (11651, 1731782), (16426, 1228357), (20137, 1001986), (23302, 865891), (34099, 591718), (40274, 500993), (66607, 302926), (68198, 295859), (94489, 213538), (106769, 188978), (133214, 151463)]