19960644

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 52284960

約数和(自身を除く): 32324316

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 59, 66, 118, 121, 132, 177, 233, 236, 242, 354, 363, 466, 484, 649, 699, 708, 726, 932, 1298, 1398, 1452, 1947, 2563, 2596, 2796, 3894, 5126, 7139, 7689, 7788, 10252, 13747, 14278, 15378, 21417, 27494, 28193, 28556, 30756, 41241, 42834, 54988, 56386, 82482, 84579, 85668, 112772, 151217, 164964, 169158, 302434, 338316, 453651, 604868, 907302, 1663387, 1814604, 3326774, 4990161, 6653548, 9980322, 19960644]

約数ペア:

[(1, 19960644), (2, 9980322), (3, 6653548), (4, 4990161), (6, 3326774), (11, 1814604), (12, 1663387), (22, 907302), (33, 604868), (44, 453651), (59, 338316), (66, 302434), (118, 169158), (121, 164964), (132, 151217), (177, 112772), (233, 85668), (236, 84579), (242, 82482), (354, 56386), (363, 54988), (466, 42834), (484, 41241), (649, 30756), (699, 28556), (708, 28193), (726, 27494), (932, 21417), (1298, 15378), (1398, 14278), (1452, 13747), (1947, 10252), (2563, 7788), (2596, 7689), (2796, 7139), (3894, 5126)]