18878712842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{212881}}^1$

素因数の和:213062

約数の個数: 32

約数和(自身を含む): 32187758400

約数和(自身を除く): 13309045558

約数列:

[1, 2, 11, 22, 29, 58, 139, 278, 319, 638, 1529, 3058, 4031, 8062, 44341, 88682, 212881, 425762, 2341691, 4683382, 6173549, 12347098, 29590459, 59180918, 67909039, 135818078, 325495049, 650990098, 858123311, 1716246622, 9439356421, 18878712842]

約数ペア:

[(1, 18878712842), (2, 9439356421), (11, 1716246622), (22, 858123311), (29, 650990098), (58, 325495049), (139, 135818078), (278, 67909039), (319, 59180918), (638, 29590459), (1529, 12347098), (3058, 6173549), (4031, 4683382), (8062, 2341691), (44341, 425762), (88682, 212881)]