18553578

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 19548822

約数列:

[1, 2, 3, 6, 71, 97, 142, 194, 213, 291, 426, 449, 582, 898, 1347, 2694, 6887, 13774, 20661, 31879, 41322, 43553, 63758, 87106, 95637, 130659, 191274, 261318, 3092263, 6184526, 9276789, 18553578]

約数ペア:

[(1, 18553578), (2, 9276789), (3, 6184526), (6, 3092263), (71, 261318), (97, 191274), (142, 130659), (194, 95637), (213, 87106), (291, 63758), (426, 43553), (449, 41322), (582, 31879), (898, 20661), (1347, 13774), (2694, 6887)]