39728456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{997}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 79221240

約数和(自身を除く): 39492784

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 293, 586, 997, 1172, 1994, 2344, 3988, 4981, 7976, 9962, 16949, 19924, 33898, 39848, 67796, 135592, 292121, 584242, 1168484, 2336968, 4966057, 9932114, 19864228, 39728456]

約数ペア:

[(1, 39728456), (2, 19864228), (4, 9932114), (8, 4966057), (17, 2336968), (34, 1168484), (68, 584242), (136, 292121), (293, 135592), (586, 67796), (997, 39848), (1172, 33898), (1994, 19924), (2344, 16949), (3988, 9962), (4981, 7976)]