20407616

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{18757}}^1$

素因数の和:18786

約数の個数: 28

約数和(自身を含む): 42880788

約数和(自身を除く): 22473172

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 18757, 37514, 75028, 150056, 300112, 318869, 600224, 637738, 1200448, 1275476, 2550952, 5101904, 10203808, 20407616]

約数ペア:

[(1, 20407616), (2, 10203808), (4, 5101904), (8, 2550952), (16, 1275476), (17, 1200448), (32, 637738), (34, 600224), (64, 318869), (68, 300112), (136, 150056), (272, 75028), (544, 37514), (1088, 18757)]