20179712

素因数分解:

$2^8\times 7^1\times {\mathrm{11261}}^1$

素因数の和:11284

約数の個数: 36

約数和(自身を含む): 46039056

約数和(自身を除く): 25859344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 11261, 22522, 45044, 78827, 90088, 157654, 180176, 315308, 360352, 630616, 720704, 1261232, 1441408, 2522464, 2882816, 5044928, 10089856, 20179712]

約数ペア:

[(1, 20179712), (2, 10089856), (4, 5044928), (7, 2882816), (8, 2522464), (14, 1441408), (16, 1261232), (28, 720704), (32, 630616), (56, 360352), (64, 315308), (112, 180176), (128, 157654), (224, 90088), (256, 78827), (448, 45044), (896, 22522), (1792, 11261)]