2489342

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:731

約数の個数: 16

約数和(自身を含む): 3973200

約数和(自身を除く): 1483858

約数列:

[1, 2, 19, 38, 109, 218, 601, 1202, 2071, 4142, 11419, 22838, 65509, 131018, 1244671, 2489342]

約数ペア:

[(1, 2489342), (2, 1244671), (19, 131018), (38, 65509), (109, 22838), (218, 11419), (601, 4142), (1202, 2071)]