19922358

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{21149}}^1$

素因数の和:21311

約数の個数: 16

約数和(自身を含む): 40100400

約数和(自身を除く): 20178042

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 21149, 42298, 63447, 126894, 3320393, 6640786, 9961179, 19922358]

約数ペア:

[(1, 19922358), (2, 9961179), (3, 6640786), (6, 3320393), (157, 126894), (314, 63447), (471, 42298), (942, 21149)]