20394056

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 39637080

約数和(自身を除く): 19243024

約数列:

[1, 2, 4, 8, 41, 82, 97, 164, 194, 328, 388, 641, 776, 1282, 2564, 3977, 5128, 7954, 15908, 26281, 31816, 52562, 62177, 105124, 124354, 210248, 248708, 497416, 2549257, 5098514, 10197028, 20394056]

約数ペア:

[(1, 20394056), (2, 10197028), (4, 5098514), (8, 2549257), (41, 497416), (82, 248708), (97, 210248), (164, 124354), (194, 105124), (328, 62177), (388, 52562), (641, 31816), (776, 26281), (1282, 15908), (2564, 7954), (3977, 5128)]