20737502

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:683

約数の個数: 16

約数和(自身を含む): 31553232

約数和(自身を除く): 10815730

約数列:

[1, 2, 157, 211, 313, 314, 422, 626, 33127, 49141, 66043, 66254, 98282, 132086, 10368751, 20737502]

約数ペア:

[(1, 20737502), (2, 10368751), (157, 132086), (211, 98282), (313, 66254), (314, 66043), (422, 49141), (626, 33127)]