220171376

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{141863}}^1$

素因数の和:141968

約数の個数: 20

約数和(自身を含む): 430982832

約数和(自身を除く): 210811456

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 141863, 283726, 567452, 1134904, 2269808, 13760711, 27521422, 55042844, 110085688, 220171376]

約数ペア:

[(1, 220171376), (2, 110085688), (4, 55042844), (8, 27521422), (16, 13760711), (97, 2269808), (194, 1134904), (388, 567452), (776, 283726), (1552, 141863)]