18071128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2035

約数の個数: 32

約数和(自身を含む): 36270000

約数和(自身を除く): 18198872

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 1949, 2318, 3898, 4636, 7796, 9272, 15592, 37031, 74062, 118889, 148124, 237778, 296248, 475556, 951112, 2258891, 4517782, 9035564, 18071128]

約数ペア:

[(1, 18071128), (2, 9035564), (4, 4517782), (8, 2258891), (19, 951112), (38, 475556), (61, 296248), (76, 237778), (122, 148124), (152, 118889), (244, 74062), (488, 37031), (1159, 15592), (1949, 9272), (2318, 7796), (3898, 4636)]