208767064

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{55171}}^1$

素因数の和:55231

約数の個数: 32

約数和(自身を含む): 436962240

約数和(自身を除く): 228195176

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 55171, 110342, 220684, 441368, 606881, 1213762, 2372353, 2427524, 4744706, 4855048, 9489412, 18978824, 26095883, 52191766, 104383532, 208767064]

約数ペア:

[(1, 208767064), (2, 104383532), (4, 52191766), (8, 26095883), (11, 18978824), (22, 9489412), (43, 4855048), (44, 4744706), (86, 2427524), (88, 2372353), (172, 1213762), (344, 606881), (473, 441368), (946, 220684), (1892, 110342), (3784, 55171)]