19314428

素因数分解:

$2^2\times 7^2\times {\mathrm{98543}}^1$

素因数の和:98561

約数の個数: 18

約数和(自身を含む): 39319056

約数和(自身を除く): 20004628

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 98543, 197086, 394172, 689801, 1379602, 2759204, 4828607, 9657214, 19314428]

約数ペア:

[(1, 19314428), (2, 9657214), (4, 4828607), (7, 2759204), (14, 1379602), (28, 689801), (49, 394172), (98, 197086), (196, 98543)]