20123992917

素因数分解:

$3^4\times 7^2\times {\mathrm{5070293}}^1$

素因数の和:5070319

約数の個数: 30

約数和(自身を含む): 34969817718

約数和(自身を除く): 14845824801

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 5070293, 15210879, 35492051, 45632637, 106476153, 136897911, 248444357, 319428459, 410693733, 745333071, 958285377, 2235999213, 2874856131, 6707997639, 20123992917]

約数ペア:

[(1, 20123992917), (3, 6707997639), (7, 2874856131), (9, 2235999213), (21, 958285377), (27, 745333071), (49, 410693733), (63, 319428459), (81, 248444357), (147, 136897911), (189, 106476153), (441, 45632637), (567, 35492051), (1323, 15210879), (3969, 5070293)]