17880592

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 35982072

約数和(自身を除く): 18101480

約数列:

[1, 2, 4, 8, 16, 41, 82, 97, 164, 194, 281, 328, 388, 562, 656, 776, 1124, 1552, 2248, 3977, 4496, 7954, 11521, 15908, 23042, 27257, 31816, 46084, 54514, 63632, 92168, 109028, 184336, 218056, 436112, 1117537, 2235074, 4470148, 8940296, 17880592]

約数ペア:

[(1, 17880592), (2, 8940296), (4, 4470148), (8, 2235074), (16, 1117537), (41, 436112), (82, 218056), (97, 184336), (164, 109028), (194, 92168), (281, 63632), (328, 54514), (388, 46084), (562, 31816), (656, 27257), (776, 23042), (1124, 15908), (1552, 11521), (2248, 7954), (3977, 4496)]