18257218

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1871}}^1$

素因数の和:1938

約数の個数: 32

約数和(自身を含む): 33965568

約数和(自身を除く): 15708350

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 697, 1394, 1871, 3742, 4879, 9758, 13097, 26194, 31807, 63614, 76711, 153422, 222649, 445298, 536977, 1073954, 1304087, 2608174, 9128609, 18257218]

約数ペア:

[(1, 18257218), (2, 9128609), (7, 2608174), (14, 1304087), (17, 1073954), (34, 536977), (41, 445298), (82, 222649), (119, 153422), (238, 76711), (287, 63614), (574, 31807), (697, 26194), (1394, 13097), (1871, 9758), (3742, 4879)]