20198093697

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{4723}}^1$

素因数の和:5118

約数の個数: 48

約数和(自身を含む): 31172731200

約数和(自身を除く): 10974637503

約数列:

[1, 3, 9, 19, 57, 89, 171, 267, 281, 801, 843, 1691, 2529, 4723, 5073, 5339, 14169, 15219, 16017, 25009, 42507, 48051, 75027, 89737, 225081, 269211, 420347, 475171, 807633, 1261041, 1327163, 1425513, 3783123, 3981489, 4276539, 7986593, 11944467, 23959779, 25216097, 71879337, 75648291, 118117507, 226944873, 354352521, 1063057563, 2244232633, 6732697899, 20198093697]

約数ペア:

[(1, 20198093697), (3, 6732697899), (9, 2244232633), (19, 1063057563), (57, 354352521), (89, 226944873), (171, 118117507), (267, 75648291), (281, 71879337), (801, 25216097), (843, 23959779), (1691, 11944467), (2529, 7986593), (4723, 4276539), (5073, 3981489), (5339, 3783123), (14169, 1425513), (15219, 1327163), (16017, 1261041), (25009, 807633), (42507, 475171), (48051, 420347), (75027, 269211), (89737, 225081)]