18833824

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 39803400

約数和(自身を除く): 20969576

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 89, 136, 178, 272, 356, 389, 544, 712, 778, 1424, 1513, 1556, 2848, 3026, 3112, 6052, 6224, 6613, 12104, 12448, 13226, 24208, 26452, 34621, 48416, 52904, 69242, 105808, 138484, 211616, 276968, 553936, 588557, 1107872, 1177114, 2354228, 4708456, 9416912, 18833824]

約数ペア:

[(1, 18833824), (2, 9416912), (4, 4708456), (8, 2354228), (16, 1177114), (17, 1107872), (32, 588557), (34, 553936), (68, 276968), (89, 211616), (136, 138484), (178, 105808), (272, 69242), (356, 52904), (389, 48416), (544, 34621), (712, 26452), (778, 24208), (1424, 13226), (1513, 12448), (1556, 12104), (2848, 6613), (3026, 6224), (3112, 6052)]