20216457085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{11777}}^1$

素因数の和:11898

約数の個数: 48

約数和(自身を含む): 28137170880

約数和(自身を除く): 7920713795

約数列:

[1, 5, 11, 23, 55, 59, 115, 253, 295, 529, 649, 1265, 1357, 2645, 3245, 5819, 6785, 11777, 14927, 29095, 31211, 58885, 74635, 129547, 156055, 270871, 343321, 647735, 694843, 1354355, 1716605, 2979581, 3474215, 6230033, 7643273, 14897905, 15981389, 31150165, 38216365, 68530363, 79906945, 175795279, 342651815, 367571947, 878976395, 1837859735, 4043291417, 20216457085]

約数ペア:

[(1, 20216457085), (5, 4043291417), (11, 1837859735), (23, 878976395), (55, 367571947), (59, 342651815), (115, 175795279), (253, 79906945), (295, 68530363), (529, 38216365), (649, 31150165), (1265, 15981389), (1357, 14897905), (2645, 7643273), (3245, 6230033), (5819, 3474215), (6785, 2979581), (11777, 1716605), (14927, 1354355), (29095, 694843), (31211, 647735), (58885, 343321), (74635, 270871), (129547, 156055)]