20442609

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6661}}^1$

素因数の和:6709

約数の個数: 24

約数和(自身を含む): 33256704

約数和(自身を除く): 12814095

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 3069, 6661, 19983, 59949, 73271, 206491, 219813, 619473, 659439, 1858419, 2271401, 6814203, 20442609]

約数ペア:

[(1, 20442609), (3, 6814203), (9, 2271401), (11, 1858419), (31, 659439), (33, 619473), (93, 219813), (99, 206491), (279, 73271), (341, 59949), (1023, 19983), (3069, 6661)]