19991104

素因数分解:

$2^6\times 7^1\times {\mathrm{44623}}^1$

素因数の和:44642

約数の個数: 28

約数和(自身を含む): 45337984

約数和(自身を除く): 25346880

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 44623, 89246, 178492, 312361, 356984, 624722, 713968, 1249444, 1427936, 2498888, 2855872, 4997776, 9995552, 19991104]

約数ペア:

[(1, 19991104), (2, 9995552), (4, 4997776), (7, 2855872), (8, 2498888), (14, 1427936), (16, 1249444), (28, 713968), (32, 624722), (56, 356984), (64, 312361), (112, 178492), (224, 89246), (448, 44623)]