20783024

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{953}}^1$

素因数の和:1037

約数の個数: 40

約数和(自身を含む): 42586560

約数和(自身を除く): 21803536

約数列:

[1, 2, 4, 8, 16, 29, 47, 58, 94, 116, 188, 232, 376, 464, 752, 953, 1363, 1906, 2726, 3812, 5452, 7624, 10904, 15248, 21808, 27637, 44791, 55274, 89582, 110548, 179164, 221096, 358328, 442192, 716656, 1298939, 2597878, 5195756, 10391512, 20783024]

約数ペア:

[(1, 20783024), (2, 10391512), (4, 5195756), (8, 2597878), (16, 1298939), (29, 716656), (47, 442192), (58, 358328), (94, 221096), (116, 179164), (188, 110548), (232, 89582), (376, 55274), (464, 44791), (752, 27637), (953, 21808), (1363, 15248), (1906, 10904), (2726, 7624), (3812, 5452)]