20998402

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1\times {\mathrm{953}}^1$

素因数の和:1457

約数の個数: 16

約数和(自身を含む): 32970240

約数和(自身を除く): 11971838

約数列:

[1, 2, 23, 46, 479, 953, 958, 1906, 11017, 21919, 22034, 43838, 456487, 912974, 10499201, 20998402]

約数ペア:

[(1, 20998402), (2, 10499201), (23, 912974), (46, 456487), (479, 43838), (953, 22034), (958, 21919), (1906, 11017)]