10991216

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{10253}}^1$

素因数の和:10328

約数の個数: 20

約数和(自身を含む): 21615432

約数和(自身を除く): 10624216

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 10253, 20506, 41012, 82024, 164048, 686951, 1373902, 2747804, 5495608, 10991216]

約数ペア:

[(1, 10991216), (2, 5495608), (4, 2747804), (8, 1373902), (16, 686951), (67, 164048), (134, 82024), (268, 41012), (536, 20506), (1072, 10253)]