19664954

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{25147}}^1$

素因数の和:25189

約数の個数: 16

約数和(自身を含む): 32591808

約数和(自身を除く): 12926854

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 25147, 50294, 427499, 578381, 854998, 1156762, 9832477, 19664954]

約数ペア:

[(1, 19664954), (2, 9832477), (17, 1156762), (23, 854998), (34, 578381), (46, 427499), (391, 50294), (782, 25147)]