319690352

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{33923}}^1$

素因数の和:33981

約数の個数: 40

約数和(自身を含む): 673052160

約数和(自身を除く): 353361808

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 9424, 33923, 67846, 135692, 271384, 542768, 644537, 1051613, 1289074, 2103226, 2578148, 4206452, 5156296, 8412904, 10312592, 16825808, 19980647, 39961294, 79922588, 159845176, 319690352]

約数ペア:

[(1, 319690352), (2, 159845176), (4, 79922588), (8, 39961294), (16, 19980647), (19, 16825808), (31, 10312592), (38, 8412904), (62, 5156296), (76, 4206452), (124, 2578148), (152, 2103226), (248, 1289074), (304, 1051613), (496, 644537), (589, 542768), (1178, 271384), (2356, 135692), (4712, 67846), (9424, 33923)]