18772376888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{337487}}^1$

素因数の和:337919

約数の個数: 32

約数和(自身を含む): 37359921600

約数和(自身を除く): 18587544712

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 409, 818, 1636, 3272, 6953, 13906, 27812, 55624, 337487, 674974, 1349948, 2699896, 5737279, 11474558, 22949116, 45898232, 138032183, 276064366, 552128732, 1104257464, 2346547111, 4693094222, 9386188444, 18772376888]

約数ペア:

[(1, 18772376888), (2, 9386188444), (4, 4693094222), (8, 2346547111), (17, 1104257464), (34, 552128732), (68, 276064366), (136, 138032183), (409, 45898232), (818, 22949116), (1636, 11474558), (3272, 5737279), (6953, 2699896), (13906, 1349948), (27812, 674974), (55624, 337487)]