31197088

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3947}}^1$

素因数の和:3989

約数の個数: 48

約数和(自身を含む): 69642720

約数和(自身を除く): 38445632

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3947, 3952, 7894, 7904, 15788, 31576, 51311, 63152, 74993, 102622, 126304, 149986, 205244, 299972, 410488, 599944, 820976, 974909, 1199888, 1641952, 1949818, 2399776, 3899636, 7799272, 15598544, 31197088]

約数ペア:

[(1, 31197088), (2, 15598544), (4, 7799272), (8, 3899636), (13, 2399776), (16, 1949818), (19, 1641952), (26, 1199888), (32, 974909), (38, 820976), (52, 599944), (76, 410488), (104, 299972), (152, 205244), (208, 149986), (247, 126304), (304, 102622), (416, 74993), (494, 63152), (608, 51311), (988, 31576), (1976, 15788), (3947, 7904), (3952, 7894)]