31890636

素因数分解:

$2^2\times 3^2\times {\mathrm{683}}^1\times {\mathrm{1297}}^1$

素因数の和:1990

約数の個数: 36

約数和(自身を含む): 80792712

約数和(自身を除く): 48902076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 683, 1297, 1366, 2049, 2594, 2732, 3891, 4098, 5188, 6147, 7782, 8196, 11673, 12294, 15564, 23346, 24588, 46692, 885851, 1771702, 2657553, 3543404, 5315106, 7972659, 10630212, 15945318, 31890636]

約数ペア:

[(1, 31890636), (2, 15945318), (3, 10630212), (4, 7972659), (6, 5315106), (9, 3543404), (12, 2657553), (18, 1771702), (36, 885851), (683, 46692), (1297, 24588), (1366, 23346), (2049, 15564), (2594, 12294), (2732, 11673), (3891, 8196), (4098, 7782), (5188, 6147)]