20213638

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{2339}}^1$

素因数の和:2519

約数の個数: 16

約数和(自身を含む): 31590000

約数和(自身を除く): 11376362

約数列:

[1, 2, 29, 58, 149, 298, 2339, 4321, 4678, 8642, 67831, 135662, 348511, 697022, 10106819, 20213638]

約数ペア:

[(1, 20213638), (2, 10106819), (29, 697022), (58, 348511), (149, 135662), (298, 67831), (2339, 8642), (4321, 4678)]