20347865923

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1\times {\mathrm{4547}}^1$

素因数の和:5307

約数の個数: 32

約数和(自身を含む): 25698746880

約数和(自身を除く): 5350880957

約数列:

[1, 7, 11, 77, 89, 623, 653, 979, 4547, 4571, 6853, 7183, 31829, 50017, 50281, 58117, 350119, 404683, 406819, 639287, 2832781, 2969191, 4451513, 4475009, 20784337, 31160591, 32661101, 228627707, 264257999, 1849805993, 2906837989, 20347865923]

約数ペア:

[(1, 20347865923), (7, 2906837989), (11, 1849805993), (77, 264257999), (89, 228627707), (623, 32661101), (653, 31160591), (979, 20784337), (4547, 4475009), (4571, 4451513), (6853, 2969191), (7183, 2832781), (31829, 639287), (50017, 406819), (50281, 404683), (58117, 350119)]