8139654

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{19661}}^1$

素因数の和:19692

約数の個数: 24

約数和(自身を含む): 18403632

約数和(自身を除く): 10263978

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 19661, 39322, 58983, 117966, 176949, 353898, 452203, 904406, 1356609, 2713218, 4069827, 8139654]

約数ペア:

[(1, 8139654), (2, 4069827), (3, 2713218), (6, 1356609), (9, 904406), (18, 452203), (23, 353898), (46, 176949), (69, 117966), (138, 58983), (207, 39322), (414, 19661)]