208533512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{124721}}^1$

素因数の和:124757

約数の個数: 32

約数和(自身を含む): 448999200

約数和(自身を除く): 240465688

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 124721, 249442, 498884, 997768, 1371931, 2369699, 2743862, 4739398, 5487724, 9478796, 10975448, 18957592, 26066689, 52133378, 104266756, 208533512]

約数ペア:

[(1, 208533512), (2, 104266756), (4, 52133378), (8, 26066689), (11, 18957592), (19, 10975448), (22, 9478796), (38, 5487724), (44, 4739398), (76, 2743862), (88, 2369699), (152, 1371931), (209, 997768), (418, 498884), (836, 249442), (1672, 124721)]