18708616369

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{641}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 20221705728

約数和(自身を除く): 1513089359

約数列:

[1, 23, 61, 71, 293, 641, 1403, 1633, 4331, 6739, 14743, 17873, 20803, 39101, 45511, 99613, 187813, 411079, 478469, 899323, 1046753, 1268983, 2776171, 4319699, 11456593, 13334723, 29186609, 63851933, 263501639, 306698629, 813418103, 18708616369]

約数ペア:

[(1, 18708616369), (23, 813418103), (61, 306698629), (71, 263501639), (293, 63851933), (641, 29186609), (1403, 13334723), (1633, 11456593), (4331, 4319699), (6739, 2776171), (14743, 1268983), (17873, 1046753), (20803, 899323), (39101, 478469), (45511, 411079), (99613, 187813)]