1990332664

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{144899}}^1$

素因数の和:145023

約数の個数: 32

約数和(自身を含む): 3990546000

約数和(自身を除く): 2000213336

約数列:

[1, 2, 4, 8, 17, 34, 68, 101, 136, 202, 404, 808, 1717, 3434, 6868, 13736, 144899, 289798, 579596, 1159192, 2463283, 4926566, 9853132, 14634799, 19706264, 29269598, 58539196, 117078392, 248791583, 497583166, 995166332, 1990332664]

約数ペア:

[(1, 1990332664), (2, 995166332), (4, 497583166), (8, 248791583), (17, 117078392), (34, 58539196), (68, 29269598), (101, 19706264), (136, 14634799), (202, 9853132), (404, 4926566), (808, 2463283), (1717, 1159192), (3434, 579596), (6868, 289798), (13736, 144899)]