20885978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{1039}}^1$

素因数の和:1106

約数の個数: 24

約数和(自身を含む): 34507200

約数和(自身を除く): 13621222

約数列:

[1, 2, 19, 23, 38, 46, 437, 529, 874, 1039, 1058, 2078, 10051, 19741, 20102, 23897, 39482, 47794, 454043, 549631, 908086, 1099262, 10442989, 20885978]

約数ペア:

[(1, 20885978), (2, 10442989), (19, 1099262), (23, 908086), (38, 549631), (46, 454043), (437, 47794), (529, 39482), (874, 23897), (1039, 20102), (1058, 19741), (2078, 10051)]