19541020

素因数分解:

$2^2\times 5^1\times {\mathrm{751}}^1\times {\mathrm{1301}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 41122368

約数和(自身を除く): 21581348

約数列:

[1, 2, 4, 5, 10, 20, 751, 1301, 1502, 2602, 3004, 3755, 5204, 6505, 7510, 13010, 15020, 26020, 977051, 1954102, 3908204, 4885255, 9770510, 19541020]

約数ペア:

[(1, 19541020), (2, 9770510), (4, 4885255), (5, 3908204), (10, 1954102), (20, 977051), (751, 26020), (1301, 15020), (1502, 13010), (2602, 7510), (3004, 6505), (3755, 5204)]