1969132490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{21067}}^1$

素因数の和:21806

約数の個数: 32

約数和(自身を含む): 3822577920

約数和(自身を除く): 1853445430

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 719, 1438, 3595, 7190, 9347, 18694, 21067, 42134, 46735, 93470, 105335, 210670, 273871, 547742, 1369355, 2738710, 15147173, 30294346, 75735865, 151471730, 196913249, 393826498, 984566245, 1969132490]

約数ペア:

[(1, 1969132490), (2, 984566245), (5, 393826498), (10, 196913249), (13, 151471730), (26, 75735865), (65, 30294346), (130, 15147173), (719, 2738710), (1438, 1369355), (3595, 547742), (7190, 273871), (9347, 210670), (18694, 105335), (21067, 93470), (42134, 46735)]