20344275

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{12917}}^1$

素因数の和:12940

約数の個数: 36

約数和(自身を含む): 41647632

約数和(自身を除く): 21303357

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 12917, 38751, 64585, 90419, 116253, 193755, 271257, 322925, 452095, 581265, 813771, 968775, 1356285, 2260475, 2906325, 4068855, 6781425, 20344275]

約数ペア:

[(1, 20344275), (3, 6781425), (5, 4068855), (7, 2906325), (9, 2260475), (15, 1356285), (21, 968775), (25, 813771), (35, 581265), (45, 452095), (63, 322925), (75, 271257), (105, 193755), (175, 116253), (225, 90419), (315, 64585), (525, 38751), (1575, 12917)]