19633420

素因数分解:

$2^2\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1877}}^1$

素因数の和:2409

約数の個数: 24

約数和(自身を含む): 41331024

約数和(自身を除く): 21697604

約数列:

[1, 2, 4, 5, 10, 20, 523, 1046, 1877, 2092, 2615, 3754, 5230, 7508, 9385, 10460, 18770, 37540, 981671, 1963342, 3926684, 4908355, 9816710, 19633420]

約数ペア:

[(1, 19633420), (2, 9816710), (4, 4908355), (5, 3926684), (10, 1963342), (20, 981671), (523, 37540), (1046, 18770), (1877, 10460), (2092, 9385), (2615, 7508), (3754, 5230)]