19012904

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{541}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 37463040

約数和(自身を除く): 18450136

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 191, 382, 541, 764, 1082, 1528, 2164, 4328, 4393, 8786, 12443, 17572, 24886, 35144, 49772, 99544, 103331, 206662, 413324, 826648, 2376613, 4753226, 9506452, 19012904]

約数ペア:

[(1, 19012904), (2, 9506452), (4, 4753226), (8, 2376613), (23, 826648), (46, 413324), (92, 206662), (184, 103331), (191, 99544), (382, 49772), (541, 35144), (764, 24886), (1082, 17572), (1528, 12443), (2164, 8786), (4328, 4393)]