19747938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20443}}^1$

素因数の和:20478

約数の個数: 32

約数和(自身を含む): 47102976

約数和(自身を除く): 27355038

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 20443, 40886, 61329, 122658, 143101, 286202, 429303, 470189, 858606, 940378, 1410567, 2821134, 3291323, 6582646, 9873969, 19747938]

約数ペア:

[(1, 19747938), (2, 9873969), (3, 6582646), (6, 3291323), (7, 2821134), (14, 1410567), (21, 940378), (23, 858606), (42, 470189), (46, 429303), (69, 286202), (138, 143101), (161, 122658), (322, 61329), (483, 40886), (966, 20443)]