20908768

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{22531}}^1$

素因数の和:22570

約数の個数: 24

約数和(自身を含む): 42585480

約数和(自身を除く): 21676712

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 22531, 45062, 90124, 180248, 360496, 653399, 720992, 1306798, 2613596, 5227192, 10454384, 20908768]

約数ペア:

[(1, 20908768), (2, 10454384), (4, 5227192), (8, 2613596), (16, 1306798), (29, 720992), (32, 653399), (58, 360496), (116, 180248), (232, 90124), (464, 45062), (928, 22531)]