20343918

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{69197}}^1$

素因数の和:69216

約数の個数: 24

約数和(自身を含む): 47331432

約数和(自身を除く): 26987514

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 69197, 138394, 207591, 415182, 484379, 968758, 1453137, 2906274, 3390653, 6781306, 10171959, 20343918]

約数ペア:

[(1, 20343918), (2, 10171959), (3, 6781306), (6, 3390653), (7, 2906274), (14, 1453137), (21, 968758), (42, 484379), (49, 415182), (98, 207591), (147, 138394), (294, 69197)]