17831380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1901}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 43456896

約数和(自身を除く): 25625516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 1901, 2345, 3802, 4690, 7604, 9380, 9505, 13307, 19010, 26614, 38020, 53228, 66535, 127367, 133070, 254734, 266140, 509468, 636835, 891569, 1273670, 1783138, 2547340, 3566276, 4457845, 8915690, 17831380]

約数ペア:

[(1, 17831380), (2, 8915690), (4, 4457845), (5, 3566276), (7, 2547340), (10, 1783138), (14, 1273670), (20, 891569), (28, 636835), (35, 509468), (67, 266140), (70, 254734), (134, 133070), (140, 127367), (268, 66535), (335, 53228), (469, 38020), (670, 26614), (938, 19010), (1340, 13307), (1876, 9505), (1901, 9380), (2345, 7604), (3802, 4690)]