20946142

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 39610368

約数和(自身を除く): 18664226

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 119, 167, 217, 238, 289, 334, 434, 527, 578, 1054, 1169, 2023, 2338, 2839, 3689, 4046, 5177, 5678, 7378, 8959, 10354, 17918, 19873, 36239, 39746, 48263, 62713, 72478, 88009, 96526, 125426, 176018, 337841, 616063, 675682, 1232126, 1496153, 2992306, 10473071, 20946142]

約数ペア:

[(1, 20946142), (2, 10473071), (7, 2992306), (14, 1496153), (17, 1232126), (31, 675682), (34, 616063), (62, 337841), (119, 176018), (167, 125426), (217, 96526), (238, 88009), (289, 72478), (334, 62713), (434, 48263), (527, 39746), (578, 36239), (1054, 19873), (1169, 17918), (2023, 10354), (2338, 8959), (2839, 7378), (3689, 5678), (4046, 5177)]