64514918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1789}}^1$

素因数の和:1896

約数の個数: 32

約数和(自身を含む): 111266400

約数和(自身を除く): 46751482

約数列:

[1, 2, 13, 19, 26, 38, 73, 146, 247, 494, 949, 1387, 1789, 1898, 2774, 3578, 18031, 23257, 33991, 36062, 46514, 67982, 130597, 261194, 441883, 883766, 1697761, 2481343, 3395522, 4962686, 32257459, 64514918]

約数ペア:

[(1, 64514918), (2, 32257459), (13, 4962686), (19, 3395522), (26, 2481343), (38, 1697761), (73, 883766), (146, 441883), (247, 261194), (494, 130597), (949, 67982), (1387, 46514), (1789, 36062), (1898, 33991), (2774, 23257), (3578, 18031)]