16263620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 36341760

約数和(自身を除く): 20078140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 337, 380, 508, 635, 674, 1270, 1348, 1685, 2413, 2540, 3370, 4826, 6403, 6740, 9652, 12065, 12806, 24130, 25612, 32015, 42799, 48260, 64030, 85598, 128060, 171196, 213995, 427990, 813181, 855980, 1626362, 3252724, 4065905, 8131810, 16263620]

約数ペア:

[(1, 16263620), (2, 8131810), (4, 4065905), (5, 3252724), (10, 1626362), (19, 855980), (20, 813181), (38, 427990), (76, 213995), (95, 171196), (127, 128060), (190, 85598), (254, 64030), (337, 48260), (380, 42799), (508, 32015), (635, 25612), (674, 24130), (1270, 12806), (1348, 12065), (1685, 9652), (2413, 6740), (2540, 6403), (3370, 4826)]