19564980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{326083}}^1$

素因数の和:326095

約数の個数: 24

約数和(自身を含む): 54782112

約数和(自身を除く): 35217132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 326083, 652166, 978249, 1304332, 1630415, 1956498, 3260830, 3912996, 4891245, 6521660, 9782490, 19564980]

約数ペア:

[(1, 19564980), (2, 9782490), (3, 6521660), (4, 4891245), (5, 3912996), (6, 3260830), (10, 1956498), (12, 1630415), (15, 1304332), (20, 978249), (30, 652166), (60, 326083)]