201438220

素因数分解:

$2^2\times 5^1\times {\mathrm{547}}^1\times {\mathrm{18413}}^1$

素因数の和:18969

約数の個数: 24

約数和(自身を含む): 423816624

約数和(自身を除く): 222378404

約数列:

[1, 2, 4, 5, 10, 20, 547, 1094, 2188, 2735, 5470, 10940, 18413, 36826, 73652, 92065, 184130, 368260, 10071911, 20143822, 40287644, 50359555, 100719110, 201438220]

約数ペア:

[(1, 201438220), (2, 100719110), (4, 50359555), (5, 40287644), (10, 20143822), (20, 10071911), (547, 368260), (1094, 184130), (2188, 92065), (2735, 73652), (5470, 36826), (10940, 18413)]