20990432

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{22619}}^1$

素因数の和:22658

約数の個数: 24

約数和(自身を含む): 42751800

約数和(自身を除く): 21761368

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 22619, 45238, 90476, 180952, 361904, 655951, 723808, 1311902, 2623804, 5247608, 10495216, 20990432]

約数ペア:

[(1, 20990432), (2, 10495216), (4, 5247608), (8, 2623804), (16, 1311902), (29, 723808), (32, 655951), (58, 361904), (116, 180952), (232, 90476), (464, 45238), (928, 22619)]