31295888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7919}}^1$

素因数の和:7959

約数の個数: 40

約数和(自身を含む): 68745600

約数和(自身を除く): 37449712

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 7919, 15838, 31676, 63352, 102947, 126704, 150461, 205894, 300922, 411788, 601844, 823576, 1203688, 1647152, 1955993, 2407376, 3911986, 7823972, 15647944, 31295888]

約数ペア:

[(1, 31295888), (2, 15647944), (4, 7823972), (8, 3911986), (13, 2407376), (16, 1955993), (19, 1647152), (26, 1203688), (38, 823576), (52, 601844), (76, 411788), (104, 300922), (152, 205894), (208, 150461), (247, 126704), (304, 102947), (494, 63352), (988, 31676), (1976, 15838), (3952, 7919)]