396188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:437

約数の個数: 24

約数和(自身を含む): 787920

約数和(自身を除く): 391732

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 401, 494, 802, 988, 1604, 5213, 7619, 10426, 15238, 20852, 30476, 99047, 198094, 396188]

約数ペア:

[(1, 396188), (2, 198094), (4, 99047), (13, 30476), (19, 20852), (26, 15238), (38, 10426), (52, 7619), (76, 5213), (247, 1604), (401, 988), (494, 802)]