19314820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19709}}^1$

素因数の和:19732

約数の個数: 36

約数和(自身を含む): 47185740

約数和(自身を除く): 27870920

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 19709, 39418, 78836, 98545, 137963, 197090, 275926, 394180, 551852, 689815, 965741, 1379630, 1931482, 2759260, 3862964, 4828705, 9657410, 19314820]

約数ペア:

[(1, 19314820), (2, 9657410), (4, 4828705), (5, 3862964), (7, 2759260), (10, 1931482), (14, 1379630), (20, 965741), (28, 689815), (35, 551852), (49, 394180), (70, 275926), (98, 197090), (140, 137963), (196, 98545), (245, 78836), (490, 39418), (980, 19709)]