20027618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 34183296

約数和(自身を除く): 14155678

約数列:

[1, 2, 13, 23, 26, 46, 107, 214, 299, 313, 598, 626, 1391, 2461, 2782, 4069, 4922, 7199, 8138, 14398, 31993, 33491, 63986, 66982, 93587, 187174, 435383, 770293, 870766, 1540586, 10013809, 20027618]

約数ペア:

[(1, 20027618), (2, 10013809), (13, 1540586), (23, 870766), (26, 770293), (46, 435383), (107, 187174), (214, 93587), (299, 66982), (313, 63986), (598, 33491), (626, 31993), (1391, 14398), (2461, 8138), (2782, 7199), (4069, 4922)]