16881368

素因数分解:

$2^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{619}}^1$

素因数の和:1119

約数の個数: 32

約数和(自身を含む): 36307200

約数和(自身を除く): 19425832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 487, 619, 974, 1238, 1948, 2476, 3409, 3896, 4333, 4952, 6818, 8666, 13636, 17332, 27272, 34664, 301453, 602906, 1205812, 2110171, 2411624, 4220342, 8440684, 16881368]

約数ペア:

[(1, 16881368), (2, 8440684), (4, 4220342), (7, 2411624), (8, 2110171), (14, 1205812), (28, 602906), (56, 301453), (487, 34664), (619, 27272), (974, 17332), (1238, 13636), (1948, 8666), (2476, 6818), (3409, 4952), (3896, 4333)]