28405304

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{186877}}^1$

素因数の和:186902

約数の個数: 16

約数和(自身を含む): 56063400

約数和(自身を除く): 27658096

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 186877, 373754, 747508, 1495016, 3550663, 7101326, 14202652, 28405304]

約数ペア:

[(1, 28405304), (2, 14202652), (4, 7101326), (8, 3550663), (19, 1495016), (38, 747508), (76, 373754), (152, 186877)]