856468208

素因数分解:

$2^4\times {\mathrm{619}}^1\times {\mathrm{86477}}^1$

素因数の和:87104

約数の個数: 20

約数和(自身を含む): 1662107160

約数和(自身を除く): 805638952

約数列:

[1, 2, 4, 8, 16, 619, 1238, 2476, 4952, 9904, 86477, 172954, 345908, 691816, 1383632, 53529263, 107058526, 214117052, 428234104, 856468208]

約数ペア:

[(1, 856468208), (2, 428234104), (4, 214117052), (8, 107058526), (16, 53529263), (619, 1383632), (1238, 691816), (2476, 345908), (4952, 172954), (9904, 86477)]