20843834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 14407366

約数列:

[1, 2, 11, 22, 67, 79, 134, 158, 179, 358, 737, 869, 1474, 1738, 1969, 3938, 5293, 10586, 11993, 14141, 23986, 28282, 58223, 116446, 131923, 155551, 263846, 311102, 947447, 1894894, 10421917, 20843834]

約数ペア:

[(1, 20843834), (2, 10421917), (11, 1894894), (22, 947447), (67, 311102), (79, 263846), (134, 155551), (158, 131923), (179, 116446), (358, 58223), (737, 28282), (869, 23986), (1474, 14141), (1738, 11993), (1969, 10586), (3938, 5293)]