22199780

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{16567}}^1$

素因数の和:16643

約数の個数: 24

約数和(自身を含む): 47318208

約数和(自身を除く): 25118428

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 16567, 33134, 66268, 82835, 165670, 331340, 1109989, 2219978, 4439956, 5549945, 11099890, 22199780]

約数ペア:

[(1, 22199780), (2, 11099890), (4, 5549945), (5, 4439956), (10, 2219978), (20, 1109989), (67, 331340), (134, 165670), (268, 82835), (335, 66268), (670, 33134), (1340, 16567)]