208536988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{115597}}^1$

素因数の和:115653

約数の個数: 24

約数和(自身を含む): 407829744

約数和(自身を除く): 199292756

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 115597, 231194, 462388, 1271567, 2543134, 4739477, 5086268, 9478954, 18957908, 52134247, 104268494, 208536988]

約数ペア:

[(1, 208536988), (2, 104268494), (4, 52134247), (11, 18957908), (22, 9478954), (41, 5086268), (44, 4739477), (82, 2543134), (164, 1271567), (451, 462388), (902, 231194), (1804, 115597)]