19964574

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{158449}}^1$

素因数の和:158464

約数の個数: 24

約数和(自身を含む): 49436400

約数和(自身を除く): 29471826

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 158449, 316898, 475347, 950694, 1109143, 1426041, 2218286, 2852082, 3327429, 6654858, 9982287, 19964574]

約数ペア:

[(1, 19964574), (2, 9982287), (3, 6654858), (6, 3327429), (7, 2852082), (9, 2218286), (14, 1426041), (18, 1109143), (21, 950694), (42, 475347), (63, 316898), (126, 158449)]