19958844

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 48827520

約数和(自身を除く): 28868676

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 83, 87, 116, 166, 174, 249, 332, 348, 498, 691, 996, 1382, 2073, 2407, 2764, 4146, 4814, 7221, 8292, 9628, 14442, 20039, 28884, 40078, 57353, 60117, 80156, 114706, 120234, 172059, 229412, 240468, 344118, 688236, 1663237, 3326474, 4989711, 6652948, 9979422, 19958844]

約数ペア:

[(1, 19958844), (2, 9979422), (3, 6652948), (4, 4989711), (6, 3326474), (12, 1663237), (29, 688236), (58, 344118), (83, 240468), (87, 229412), (116, 172059), (166, 120234), (174, 114706), (249, 80156), (332, 60117), (348, 57353), (498, 40078), (691, 28884), (996, 20039), (1382, 14442), (2073, 9628), (2407, 8292), (2764, 7221), (4146, 4814)]