18591104

素因数分解:

$2^7\times 7^1\times {\mathrm{20749}}^1$

素因数の和:20770

約数の個数: 32

約数和(自身を含む): 42330000

約数和(自身を除く): 23738896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20749, 41498, 82996, 145243, 165992, 290486, 331984, 580972, 663968, 1161944, 1327936, 2323888, 2655872, 4647776, 9295552, 18591104]

約数ペア:

[(1, 18591104), (2, 9295552), (4, 4647776), (7, 2655872), (8, 2323888), (14, 1327936), (16, 1161944), (28, 663968), (32, 580972), (56, 331984), (64, 290486), (112, 165992), (128, 145243), (224, 82996), (448, 41498), (896, 20749)]