20033132

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 41955648

約数和(自身を除く): 21922516

約数列:

[1, 2, 4, 7, 14, 28, 37, 61, 74, 122, 148, 244, 259, 317, 427, 518, 634, 854, 1036, 1268, 1708, 2219, 2257, 4438, 4514, 8876, 9028, 11729, 15799, 19337, 23458, 31598, 38674, 46916, 63196, 77348, 82103, 135359, 164206, 270718, 328412, 541436, 715469, 1430938, 2861876, 5008283, 10016566, 20033132]

約数ペア:

[(1, 20033132), (2, 10016566), (4, 5008283), (7, 2861876), (14, 1430938), (28, 715469), (37, 541436), (61, 328412), (74, 270718), (122, 164206), (148, 135359), (244, 82103), (259, 77348), (317, 63196), (427, 46916), (518, 38674), (634, 31598), (854, 23458), (1036, 19337), (1268, 15799), (1708, 11729), (2219, 9028), (2257, 8876), (4438, 4514)]