15972616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 35380800

約数和(自身を除く): 19408184

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 209, 233, 328, 418, 451, 466, 779, 836, 902, 932, 1558, 1672, 1804, 1864, 2563, 3116, 3608, 4427, 5126, 6232, 8569, 8854, 9553, 10252, 17138, 17708, 19106, 20504, 34276, 35416, 38212, 48697, 68552, 76424, 97394, 105083, 181507, 194788, 210166, 363014, 389576, 420332, 726028, 840664, 1452056, 1996577, 3993154, 7986308, 15972616]

約数ペア:

[(1, 15972616), (2, 7986308), (4, 3993154), (8, 1996577), (11, 1452056), (19, 840664), (22, 726028), (38, 420332), (41, 389576), (44, 363014), (76, 210166), (82, 194788), (88, 181507), (152, 105083), (164, 97394), (209, 76424), (233, 68552), (328, 48697), (418, 38212), (451, 35416), (466, 34276), (779, 20504), (836, 19106), (902, 17708), (932, 17138), (1558, 10252), (1672, 9553), (1804, 8854), (1864, 8569), (2563, 6232), (3116, 5126), (3608, 4427)]