19640372416

素因数分解:

$2^6\times 7^1\times {\mathrm{43840117}}^1$

素因数の和:43840136

約数の個数: 28

約数和(自身を含む): 44541559888

約数和(自身を除く): 24901187472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 43840117, 87680234, 175360468, 306880819, 350720936, 613761638, 701441872, 1227523276, 1402883744, 2455046552, 2805767488, 4910093104, 9820186208, 19640372416]

約数ペア:

[(1, 19640372416), (2, 9820186208), (4, 4910093104), (7, 2805767488), (8, 2455046552), (14, 1402883744), (16, 1227523276), (28, 701441872), (32, 613761638), (56, 350720936), (64, 306880819), (112, 175360468), (224, 87680234), (448, 43840117)]