19623212

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11489}}^1$

素因数の和:11561

約数の個数: 24

約数和(自身を含む): 39893280

約数和(自身を除く): 20270068

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11489, 22978, 45956, 80423, 160846, 321692, 700829, 1401658, 2803316, 4905803, 9811606, 19623212]

約数ペア:

[(1, 19623212), (2, 9811606), (4, 4905803), (7, 2803316), (14, 1401658), (28, 700829), (61, 321692), (122, 160846), (244, 80423), (427, 45956), (854, 22978), (1708, 11489)]