20167530642

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{289439}}^1$

素因数の和:289540

約数の個数: 72

約数和(自身を含む): 51474009600

約数和(自身を除く): 31306478958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 79, 98, 126, 147, 158, 237, 294, 441, 474, 553, 711, 882, 1106, 1422, 1659, 3318, 3871, 4977, 7742, 9954, 11613, 23226, 34839, 69678, 289439, 578878, 868317, 1736634, 2026073, 2604951, 4052146, 5209902, 6078219, 12156438, 14182511, 18234657, 22865681, 28365022, 36469314, 42547533, 45731362, 68597043, 85095066, 127642599, 137194086, 160059767, 205791129, 255285198, 320119534, 411582258, 480179301, 960358602, 1120418369, 1440537903, 2240836738, 2881075806, 3361255107, 6722510214, 10083765321, 20167530642]

約数ペア:

[(1, 20167530642), (2, 10083765321), (3, 6722510214), (6, 3361255107), (7, 2881075806), (9, 2240836738), (14, 1440537903), (18, 1120418369), (21, 960358602), (42, 480179301), (49, 411582258), (63, 320119534), (79, 255285198), (98, 205791129), (126, 160059767), (147, 137194086), (158, 127642599), (237, 85095066), (294, 68597043), (441, 45731362), (474, 42547533), (553, 36469314), (711, 28365022), (882, 22865681), (1106, 18234657), (1422, 14182511), (1659, 12156438), (3318, 6078219), (3871, 5209902), (4977, 4052146), (7742, 2604951), (9954, 2026073), (11613, 1736634), (23226, 868317), (34839, 578878), (69678, 289439)]