19790372

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17239}}^1$

素因数の和:17291

約数の個数: 24

約数和(自身を含む): 40548480

約数和(自身を除く): 20758108

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17239, 34478, 68956, 120673, 241346, 482692, 706799, 1413598, 2827196, 4947593, 9895186, 19790372]

約数ペア:

[(1, 19790372), (2, 9895186), (4, 4947593), (7, 2827196), (14, 1413598), (28, 706799), (41, 482692), (82, 241346), (164, 120673), (287, 68956), (574, 34478), (1148, 17239)]