20367804582

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1439}}^1\times {\mathrm{18287}}^1$

素因数の和:19777

約数の個数: 48

約数和(自身を含む): 45190379520

約数和(自身を除く): 24822574938

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 1439, 2878, 4317, 8634, 12951, 18287, 25902, 36574, 54861, 61877, 109722, 123754, 164583, 185631, 329166, 371262, 556893, 786341, 1113786, 1572682, 2359023, 4718046, 7077069, 14154138, 26314993, 52629986, 78944979, 157889958, 236834937, 473669874, 1131544699, 2263089398, 3394634097, 6789268194, 10183902291, 20367804582]

約数ペア:

[(1, 20367804582), (2, 10183902291), (3, 6789268194), (6, 3394634097), (9, 2263089398), (18, 1131544699), (43, 473669874), (86, 236834937), (129, 157889958), (258, 78944979), (387, 52629986), (774, 26314993), (1439, 14154138), (2878, 7077069), (4317, 4718046), (8634, 2359023), (12951, 1572682), (18287, 1113786), (25902, 786341), (36574, 556893), (54861, 371262), (61877, 329166), (109722, 185631), (123754, 164583)]