15995188

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 32840640

約数和(自身を除く): 16845452

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 53, 76, 106, 209, 212, 361, 418, 583, 722, 836, 1007, 1166, 1444, 2014, 2332, 3971, 4028, 6859, 7942, 11077, 13718, 15884, 19133, 22154, 27436, 38266, 44308, 75449, 76532, 150898, 210463, 301796, 363527, 420926, 727054, 841852, 1454108, 3998797, 7997594, 15995188]

約数ペア:

[(1, 15995188), (2, 7997594), (4, 3998797), (11, 1454108), (19, 841852), (22, 727054), (38, 420926), (44, 363527), (53, 301796), (76, 210463), (106, 150898), (209, 76532), (212, 75449), (361, 44308), (418, 38266), (583, 27436), (722, 22154), (836, 19133), (1007, 15884), (1166, 13718), (1444, 11077), (2014, 7942), (2332, 6859), (3971, 4028)]