20176671474

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{2591}}^1\times {\mathrm{10061}}^1$

素因数の和:12703

約数の個数: 48

約数和(自身を含む): 44754488064

約数和(自身を除く): 24577816590

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 2591, 5182, 7773, 10061, 15546, 20122, 23319, 30183, 46638, 60366, 90549, 111413, 181098, 222826, 334239, 432623, 668478, 865246, 1002717, 1297869, 2005434, 2595738, 3893607, 7787214, 26068051, 52136102, 78204153, 156408306, 234612459, 469224918, 1120926193, 2241852386, 3362778579, 6725557158, 10088335737, 20176671474]

約数ペア:

[(1, 20176671474), (2, 10088335737), (3, 6725557158), (6, 3362778579), (9, 2241852386), (18, 1120926193), (43, 469224918), (86, 234612459), (129, 156408306), (258, 78204153), (387, 52136102), (774, 26068051), (2591, 7787214), (5182, 3893607), (7773, 2595738), (10061, 2005434), (15546, 1297869), (20122, 1002717), (23319, 865246), (30183, 668478), (46638, 432623), (60366, 334239), (90549, 222826), (111413, 181098)]