19850768

素因数分解:

$2^4\times 7^1\times {\mathrm{177239}}^1$

素因数の和:177254

約数の個数: 20

約数和(自身を含む): 43955520

約数和(自身を除く): 24104752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 177239, 354478, 708956, 1240673, 1417912, 2481346, 2835824, 4962692, 9925384, 19850768]

約数ペア:

[(1, 19850768), (2, 9925384), (4, 4962692), (7, 2835824), (8, 2481346), (14, 1417912), (16, 1240673), (28, 708956), (56, 354478), (112, 177239)]