318490768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1047667}}^1$

素因数の和:1047694

約数の個数: 20

約数和(自身を含む): 649554160

約数和(自身を除く): 331063392

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1047667, 2095334, 4190668, 8381336, 16762672, 19905673, 39811346, 79622692, 159245384, 318490768]

約数ペア:

[(1, 318490768), (2, 159245384), (4, 79622692), (8, 39811346), (16, 19905673), (19, 16762672), (38, 8381336), (76, 4190668), (152, 2095334), (304, 1047667)]