20835542

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{479}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 17871658

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 239, 478, 479, 958, 1673, 3107, 3346, 3353, 6214, 6227, 6706, 12454, 21749, 43498, 43589, 87178, 114481, 228962, 801367, 1488253, 1602734, 2976506, 10417771, 20835542]

約数ペア:

[(1, 20835542), (2, 10417771), (7, 2976506), (13, 1602734), (14, 1488253), (26, 801367), (91, 228962), (182, 114481), (239, 87178), (478, 43589), (479, 43498), (958, 21749), (1673, 12454), (3107, 6706), (3346, 6227), (3353, 6214)]