20444872

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11777}}^1$

素因数の和:11821

約数の個数: 32

約数和(自身を含む): 45227520

約数和(自身を除く): 24782648

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 11777, 23554, 47108, 82439, 94216, 164878, 329756, 365087, 659512, 730174, 1460348, 2555609, 2920696, 5111218, 10222436, 20444872]

約数ペア:

[(1, 20444872), (2, 10222436), (4, 5111218), (7, 2920696), (8, 2555609), (14, 1460348), (28, 730174), (31, 659512), (56, 365087), (62, 329756), (124, 164878), (217, 94216), (248, 82439), (434, 47108), (868, 23554), (1736, 11777)]