19380690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{30763}}^1$

素因数の和:30783

約数の個数: 48

約数和(自身を含む): 57590208

約数和(自身を除く): 38209518

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 30763, 61526, 92289, 153815, 184578, 215341, 276867, 307630, 430682, 461445, 553734, 646023, 922890, 1076705, 1292046, 1384335, 1938069, 2153410, 2768670, 3230115, 3876138, 6460230, 9690345, 19380690]

約数ペア:

[(1, 19380690), (2, 9690345), (3, 6460230), (5, 3876138), (6, 3230115), (7, 2768670), (9, 2153410), (10, 1938069), (14, 1384335), (15, 1292046), (18, 1076705), (21, 922890), (30, 646023), (35, 553734), (42, 461445), (45, 430682), (63, 307630), (70, 276867), (90, 215341), (105, 184578), (126, 153815), (210, 92289), (315, 61526), (630, 30763)]