18774784

素因数分解:

$2^8\times 7^1\times {\mathrm{10477}}^1$

素因数の和:10500

約数の個数: 36

約数和(自身を含む): 42834064

約数和(自身を除く): 24059280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 10477, 20954, 41908, 73339, 83816, 146678, 167632, 293356, 335264, 586712, 670528, 1173424, 1341056, 2346848, 2682112, 4693696, 9387392, 18774784]

約数ペア:

[(1, 18774784), (2, 9387392), (4, 4693696), (7, 2682112), (8, 2346848), (14, 1341056), (16, 1173424), (28, 670528), (32, 586712), (56, 335264), (64, 293356), (112, 167632), (128, 146678), (224, 83816), (256, 73339), (448, 41908), (896, 20954), (1792, 10477)]