19841716

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{541}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 35648424

約数和(自身を除く): 15806708

約数列:

[1, 2, 4, 53, 106, 173, 212, 346, 541, 692, 1082, 2164, 9169, 18338, 28673, 36676, 57346, 93593, 114692, 187186, 374372, 4960429, 9920858, 19841716]

約数ペア:

[(1, 19841716), (2, 9920858), (4, 4960429), (53, 374372), (106, 187186), (173, 114692), (212, 93593), (346, 57346), (541, 36676), (692, 28673), (1082, 18338), (2164, 9169)]