66972872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19157}}^1$

素因数の和:19205

約数の個数: 32

約数和(自身を含む): 137937600

約数和(自身を除く): 70964728

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 19157, 38314, 76628, 153256, 363983, 440611, 727966, 881222, 1455932, 1762444, 2911864, 3524888, 8371609, 16743218, 33486436, 66972872]

約数ペア:

[(1, 66972872), (2, 33486436), (4, 16743218), (8, 8371609), (19, 3524888), (23, 2911864), (38, 1762444), (46, 1455932), (76, 881222), (92, 727966), (152, 440611), (184, 363983), (437, 153256), (874, 76628), (1748, 38314), (3496, 19157)]