20278330736

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43703299}}^1$

素因数の和:43703336

約数の個数: 20

約数和(自身を含む): 40644069000

約数和(自身を除く): 20365738264

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43703299, 87406598, 174813196, 349626392, 699252784, 1267395671, 2534791342, 5069582684, 10139165368, 20278330736]

約数ペア:

[(1, 20278330736), (2, 10139165368), (4, 5069582684), (8, 2534791342), (16, 1267395671), (29, 699252784), (58, 349626392), (116, 174813196), (232, 87406598), (464, 43703299)]