16639794

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 21099726

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 127, 174, 251, 254, 261, 381, 502, 522, 753, 762, 1143, 1506, 2259, 2286, 3683, 4518, 7279, 7366, 11049, 14558, 21837, 22098, 31877, 33147, 43674, 63754, 65511, 66294, 95631, 131022, 191262, 286893, 573786, 924433, 1848866, 2773299, 5546598, 8319897, 16639794]

約数ペア:

[(1, 16639794), (2, 8319897), (3, 5546598), (6, 2773299), (9, 1848866), (18, 924433), (29, 573786), (58, 286893), (87, 191262), (127, 131022), (174, 95631), (251, 66294), (254, 65511), (261, 63754), (381, 43674), (502, 33147), (522, 31877), (753, 22098), (762, 21837), (1143, 14558), (1506, 11049), (2259, 7366), (2286, 7279), (3683, 4518)]