19657998

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{12553}}^1$

素因数の和:12593

約数の個数: 32

約数和(自身を含む): 45194400

約数和(自身を除く): 25536402

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 12553, 25106, 37659, 75318, 112977, 225954, 338931, 364037, 677862, 728074, 1092111, 2184222, 3276333, 6552666, 9828999, 19657998]

約数ペア:

[(1, 19657998), (2, 9828999), (3, 6552666), (6, 3276333), (9, 2184222), (18, 1092111), (27, 728074), (29, 677862), (54, 364037), (58, 338931), (87, 225954), (174, 112977), (261, 75318), (522, 37659), (783, 25106), (1566, 12553)]