20216014554

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{640193}}^1$

素因数の和:640494

約数の個数: 32

約数和(自身を含む): 42713743680

約数和(自身を除く): 22497729126

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 277, 554, 831, 1662, 5263, 10526, 15789, 31578, 640193, 1280386, 1920579, 3841158, 12163667, 24327334, 36491001, 72982002, 177333461, 354666922, 532000383, 1064000766, 3369335759, 6738671518, 10108007277, 20216014554]

約数ペア:

[(1, 20216014554), (2, 10108007277), (3, 6738671518), (6, 3369335759), (19, 1064000766), (38, 532000383), (57, 354666922), (114, 177333461), (277, 72982002), (554, 36491001), (831, 24327334), (1662, 12163667), (5263, 3841158), (10526, 1920579), (15789, 1280386), (31578, 640193)]