156621712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{39631}}^1$

素因数の和:39671

約数の個数: 40

約数和(自身を含む): 344005760

約数和(自身を除く): 187384048

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 39631, 79262, 158524, 317048, 515203, 634096, 752989, 1030406, 1505978, 2060812, 3011956, 4121624, 6023912, 8243248, 9788857, 12047824, 19577714, 39155428, 78310856, 156621712]

約数ペア:

[(1, 156621712), (2, 78310856), (4, 39155428), (8, 19577714), (13, 12047824), (16, 9788857), (19, 8243248), (26, 6023912), (38, 4121624), (52, 3011956), (76, 2060812), (104, 1505978), (152, 1030406), (208, 752989), (247, 634096), (304, 515203), (494, 317048), (988, 158524), (1976, 79262), (3952, 39631)]