19565521930

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{821}}^1\times {\mathrm{2221}}^1$

素因数の和:3115

約数の個数: 64

約数和(自身を含む): 37479451680

約数和(自身を除く): 17913929750

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 185, 290, 370, 821, 1073, 1642, 2146, 2221, 4105, 4442, 5365, 8210, 10730, 11105, 22210, 23809, 30377, 47618, 60754, 64409, 82177, 119045, 128818, 151885, 164354, 238090, 303770, 322045, 410885, 644090, 821770, 880933, 1761866, 1823441, 2383133, 3646882, 4404665, 4766266, 8809330, 9117205, 11915665, 18234410, 23831330, 52879789, 67467317, 105759578, 134934634, 264398945, 337336585, 528797890, 674673170, 1956552193, 3913104386, 9782760965, 19565521930]

約数ペア:

[(1, 19565521930), (2, 9782760965), (5, 3913104386), (10, 1956552193), (29, 674673170), (37, 528797890), (58, 337336585), (74, 264398945), (145, 134934634), (185, 105759578), (290, 67467317), (370, 52879789), (821, 23831330), (1073, 18234410), (1642, 11915665), (2146, 9117205), (2221, 8809330), (4105, 4766266), (4442, 4404665), (5365, 3646882), (8210, 2383133), (10730, 1823441), (11105, 1761866), (22210, 880933), (23809, 821770), (30377, 644090), (47618, 410885), (60754, 322045), (64409, 303770), (82177, 238090), (119045, 164354), (128818, 151885)]