19733192

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{389}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 39382200

約数和(自身を除く): 19649008

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 373, 389, 746, 778, 1492, 1556, 2984, 3112, 6341, 6613, 12682, 13226, 25364, 26452, 50728, 52904, 145097, 290194, 580388, 1160776, 2466649, 4933298, 9866596, 19733192]

約数ペア:

[(1, 19733192), (2, 9866596), (4, 4933298), (8, 2466649), (17, 1160776), (34, 580388), (68, 290194), (136, 145097), (373, 52904), (389, 50728), (746, 26452), (778, 25364), (1492, 13226), (1556, 12682), (2984, 6613), (3112, 6341)]