20193065168

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{109621}}^1$

素因数の和:110055

約数の個数: 40

約数和(自身を含む): 40575487080

約数和(自身を除く): 20382421912

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 397, 464, 794, 1588, 3176, 6352, 11513, 23026, 46052, 92104, 109621, 184208, 219242, 438484, 876968, 1753936, 3179009, 6358018, 12716036, 25432072, 43519537, 50864144, 87039074, 174078148, 348156296, 696312592, 1262066573, 2524133146, 5048266292, 10096532584, 20193065168]

約数ペア:

[(1, 20193065168), (2, 10096532584), (4, 5048266292), (8, 2524133146), (16, 1262066573), (29, 696312592), (58, 348156296), (116, 174078148), (232, 87039074), (397, 50864144), (464, 43519537), (794, 25432072), (1588, 12716036), (3176, 6358018), (6352, 3179009), (11513, 1753936), (23026, 876968), (46052, 438484), (92104, 219242), (109621, 184208)]