19903152

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9643}}^1$

素因数の和:9697

約数の個数: 40

約数和(自身を含む): 52617664

約数和(自身を除く): 32714512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9643, 19286, 28929, 38572, 57858, 77144, 115716, 154288, 231432, 414649, 462864, 829298, 1243947, 1658596, 2487894, 3317192, 4975788, 6634384, 9951576, 19903152]

約数ペア:

[(1, 19903152), (2, 9951576), (3, 6634384), (4, 4975788), (6, 3317192), (8, 2487894), (12, 1658596), (16, 1243947), (24, 829298), (43, 462864), (48, 414649), (86, 231432), (129, 154288), (172, 115716), (258, 77144), (344, 57858), (516, 38572), (688, 28929), (1032, 19286), (2064, 9643)]