16643962

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 27648000

約数和(自身を除く): 11004038

約数列:

[1, 2, 19, 31, 38, 62, 71, 142, 199, 398, 589, 1178, 1349, 2201, 2698, 3781, 4402, 6169, 7562, 12338, 14129, 28258, 41819, 83638, 117211, 234422, 268451, 437999, 536902, 875998, 8321981, 16643962]

約数ペア:

[(1, 16643962), (2, 8321981), (19, 875998), (31, 536902), (38, 437999), (62, 268451), (71, 234422), (142, 117211), (199, 83638), (398, 41819), (589, 28258), (1178, 14129), (1349, 12338), (2201, 7562), (2698, 6169), (3781, 4402)]