19807676

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11597}}^1$

素因数の和:11669

約数の個数: 24

約数和(自身を含む): 40268256

約数和(自身を除く): 20460580

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11597, 23194, 46388, 81179, 162358, 324716, 707417, 1414834, 2829668, 4951919, 9903838, 19807676]

約数ペア:

[(1, 19807676), (2, 9903838), (4, 4951919), (7, 2829668), (14, 1414834), (28, 707417), (61, 324716), (122, 162358), (244, 81179), (427, 46388), (854, 23194), (1708, 11597)]