20526076

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{487}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 37015776

約数和(自身を除く): 16489700

約数列:

[1, 2, 4, 41, 82, 164, 257, 487, 514, 974, 1028, 1948, 10537, 19967, 21074, 39934, 42148, 79868, 125159, 250318, 500636, 5131519, 10263038, 20526076]

約数ペア:

[(1, 20526076), (2, 10263038), (4, 5131519), (41, 500636), (82, 250318), (164, 125159), (257, 79868), (487, 42148), (514, 39934), (974, 21074), (1028, 19967), (1948, 10537)]