189698872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 400658400

約数和(自身を除く): 210959528

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 89, 106, 178, 212, 356, 424, 457, 583, 712, 914, 979, 1166, 1828, 1958, 2332, 3656, 3916, 4664, 4717, 5027, 7832, 9434, 10054, 18868, 20108, 24221, 37736, 40216, 40673, 48442, 51887, 81346, 96884, 103774, 162692, 193768, 207548, 266431, 325384, 415096, 447403, 532862, 894806, 1065724, 1789612, 2131448, 2155669, 3579224, 4311338, 8622676, 17245352, 23712359, 47424718, 94849436, 189698872]

約数ペア:

[(1, 189698872), (2, 94849436), (4, 47424718), (8, 23712359), (11, 17245352), (22, 8622676), (44, 4311338), (53, 3579224), (88, 2155669), (89, 2131448), (106, 1789612), (178, 1065724), (212, 894806), (356, 532862), (424, 447403), (457, 415096), (583, 325384), (712, 266431), (914, 207548), (979, 193768), (1166, 162692), (1828, 103774), (1958, 96884), (2332, 81346), (3656, 51887), (3916, 48442), (4664, 40673), (4717, 40216), (5027, 37736), (7832, 24221), (9434, 20108), (10054, 18868)]