19963048

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3461}}^1$

素因数の和:3577

約数の個数: 32

約数和(自身を含む): 43205760

約数和(自身を除く): 23242712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 3461, 5768, 6922, 13844, 24227, 27688, 48454, 96908, 193816, 356483, 712966, 1425932, 2495381, 2851864, 4990762, 9981524, 19963048]

約数ペア:

[(1, 19963048), (2, 9981524), (4, 4990762), (7, 2851864), (8, 2495381), (14, 1425932), (28, 712966), (56, 356483), (103, 193816), (206, 96908), (412, 48454), (721, 27688), (824, 24227), (1442, 13844), (2884, 6922), (3461, 5768)]