206789008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{7643}}^1$

素因数の和:7759

約数の個数: 40

約数和(自身を含む): 426535200

約数和(自身を除く): 219746192

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1424, 1691, 3382, 6764, 7643, 13528, 15286, 27056, 30572, 61144, 122288, 145217, 290434, 580868, 680227, 1161736, 1360454, 2323472, 2720908, 5441816, 10883632, 12924313, 25848626, 51697252, 103394504, 206789008]

約数ペア:

[(1, 206789008), (2, 103394504), (4, 51697252), (8, 25848626), (16, 12924313), (19, 10883632), (38, 5441816), (76, 2720908), (89, 2323472), (152, 1360454), (178, 1161736), (304, 680227), (356, 580868), (712, 290434), (1424, 145217), (1691, 122288), (3382, 61144), (6764, 30572), (7643, 27056), (13528, 15286)]