205697724

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20981}}^1$

素因数の和:21050

約数の個数: 48

約数和(自身を含む): 516996480

約数和(自身を除く): 311298756

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2451, 3268, 4902, 9804, 20981, 41962, 62943, 83924, 125886, 251772, 398639, 797278, 902183, 1195917, 1594556, 1804366, 2391834, 2706549, 3608732, 4783668, 5413098, 10826196, 17141477, 34282954, 51424431, 68565908, 102848862, 205697724]

約数ペア:

[(1, 205697724), (2, 102848862), (3, 68565908), (4, 51424431), (6, 34282954), (12, 17141477), (19, 10826196), (38, 5413098), (43, 4783668), (57, 3608732), (76, 2706549), (86, 2391834), (114, 1804366), (129, 1594556), (172, 1195917), (228, 902183), (258, 797278), (516, 398639), (817, 251772), (1634, 125886), (2451, 83924), (3268, 62943), (4902, 41962), (9804, 20981)]