20326124

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2982

約数の個数: 48

約数和(自身を含む): 46099200

約数和(自身を除く): 25773076

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2939, 3458, 5878, 6916, 11756, 20573, 38207, 41146, 55841, 76414, 82292, 111682, 152828, 223364, 267449, 390887, 534898, 725933, 781774, 1069796, 1451866, 1563548, 2903732, 5081531, 10163062, 20326124]

約数ペア:

[(1, 20326124), (2, 10163062), (4, 5081531), (7, 2903732), (13, 1563548), (14, 1451866), (19, 1069796), (26, 781774), (28, 725933), (38, 534898), (52, 390887), (76, 267449), (91, 223364), (133, 152828), (182, 111682), (247, 82292), (266, 76414), (364, 55841), (494, 41146), (532, 38207), (988, 20573), (1729, 11756), (2939, 6916), (3458, 5878)]