18378074876

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{632941}}^1$

素因数の和:633030

約数の個数: 48

約数和(自身を含む): 39556343232

約数和(自身を除く): 21178268356

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 427, 476, 854, 1037, 1708, 2074, 4148, 7259, 14518, 29036, 632941, 1265882, 2531764, 4430587, 8861174, 10759997, 17722348, 21519994, 38609401, 43039988, 75319979, 77218802, 150639958, 154437604, 270265807, 301279916, 540531614, 656359817, 1081063228, 1312719634, 2625439268, 4594518719, 9189037438, 18378074876]

約数ペア:

[(1, 18378074876), (2, 9189037438), (4, 4594518719), (7, 2625439268), (14, 1312719634), (17, 1081063228), (28, 656359817), (34, 540531614), (61, 301279916), (68, 270265807), (119, 154437604), (122, 150639958), (238, 77218802), (244, 75319979), (427, 43039988), (476, 38609401), (854, 21519994), (1037, 17722348), (1708, 10759997), (2074, 8861174), (4148, 4430587), (7259, 2531764), (14518, 1265882), (29036, 632941)]