18841456

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{5581}}^1$

素因数の和:5800

約数の個数: 20

約数和(自身を含む): 36684904

約数和(自身を除く): 17843448

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 5581, 11162, 22324, 44648, 89296, 1177591, 2355182, 4710364, 9420728, 18841456]

約数ペア:

[(1, 18841456), (2, 9420728), (4, 4710364), (8, 2355182), (16, 1177591), (211, 89296), (422, 44648), (844, 22324), (1688, 11162), (3376, 5581)]