18705092

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^2$

素因数の和:276

約数の個数: 36

約数和(自身を含む): 38332224

約数和(自身を除く): 19627132

約数列:

[1, 2, 4, 7, 14, 28, 71, 97, 142, 194, 284, 388, 497, 679, 994, 1358, 1988, 2716, 6887, 9409, 13774, 18818, 27548, 37636, 48209, 65863, 96418, 131726, 192836, 263452, 668039, 1336078, 2672156, 4676273, 9352546, 18705092]

約数ペア:

[(1, 18705092), (2, 9352546), (4, 4676273), (7, 2672156), (14, 1336078), (28, 668039), (71, 263452), (97, 192836), (142, 131726), (194, 96418), (284, 65863), (388, 48209), (497, 37636), (679, 27548), (994, 18818), (1358, 13774), (1988, 9409), (2716, 6887)]