20676552

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66271}}^1$

素因数の和:66293

約数の個数: 32

約数和(自身を含む): 55668480

約数和(自身を除く): 34991928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66271, 132542, 198813, 265084, 397626, 530168, 795252, 861523, 1590504, 1723046, 2584569, 3446092, 5169138, 6892184, 10338276, 20676552]

約数ペア:

[(1, 20676552), (2, 10338276), (3, 6892184), (4, 5169138), (6, 3446092), (8, 2584569), (12, 1723046), (13, 1590504), (24, 861523), (26, 795252), (39, 530168), (52, 397626), (78, 265084), (104, 198813), (156, 132542), (312, 66271)]