996841690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{17467}}^1$

素因数の和:17926

約数の個数: 32

約数和(自身を含む): 1936851840

約数和(自身を除く): 940010150

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 439, 878, 2195, 4390, 5707, 11414, 17467, 28535, 34934, 57070, 87335, 174670, 227071, 454142, 1135355, 2270710, 7668013, 15336026, 38340065, 76680130, 99684169, 199368338, 498420845, 996841690]

約数ペア:

[(1, 996841690), (2, 498420845), (5, 199368338), (10, 99684169), (13, 76680130), (26, 38340065), (65, 15336026), (130, 7668013), (439, 2270710), (878, 1135355), (2195, 454142), (4390, 227071), (5707, 174670), (11414, 87335), (17467, 57070), (28535, 34934)]