20161851732

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{126967}}^1$

素因数の和:127389

約数の個数: 72

約数和(自身を含む): 55736920512

約数和(自身を除く): 35575068780

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 401, 802, 1203, 1604, 2406, 3609, 4411, 4812, 7218, 8822, 13233, 14436, 17644, 26466, 39699, 52932, 79398, 126967, 158796, 253934, 380901, 507868, 761802, 1142703, 1396637, 1523604, 2285406, 2793274, 4189911, 4570812, 5586548, 8379822, 12569733, 16759644, 25139466, 50278932, 50913767, 101827534, 152741301, 203655068, 305482602, 458223903, 560051437, 610965204, 916447806, 1120102874, 1680154311, 1832895612, 2240205748, 3360308622, 5040462933, 6720617244, 10080925866, 20161851732]

約数ペア:

[(1, 20161851732), (2, 10080925866), (3, 6720617244), (4, 5040462933), (6, 3360308622), (9, 2240205748), (11, 1832895612), (12, 1680154311), (18, 1120102874), (22, 916447806), (33, 610965204), (36, 560051437), (44, 458223903), (66, 305482602), (99, 203655068), (132, 152741301), (198, 101827534), (396, 50913767), (401, 50278932), (802, 25139466), (1203, 16759644), (1604, 12569733), (2406, 8379822), (3609, 5586548), (4411, 4570812), (4812, 4189911), (7218, 2793274), (8822, 2285406), (13233, 1523604), (14436, 1396637), (17644, 1142703), (26466, 761802), (39699, 507868), (52932, 380901), (79398, 253934), (126967, 158796)]