20712552

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{123289}}^1$

素因数の和:123305

約数の個数: 32

約数和(自身を含む): 59179200

約数和(自身を除く): 38466648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 123289, 246578, 369867, 493156, 739734, 863023, 986312, 1479468, 1726046, 2589069, 2958936, 3452092, 5178138, 6904184, 10356276, 20712552]

約数ペア:

[(1, 20712552), (2, 10356276), (3, 6904184), (4, 5178138), (6, 3452092), (7, 2958936), (8, 2589069), (12, 1726046), (14, 1479468), (21, 986312), (24, 863023), (28, 739734), (42, 493156), (56, 369867), (84, 246578), (168, 123289)]