20217076144

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{659}}^1\times {\mathrm{9733}}^1$

素因数の和:10597

約数の個数: 40

約数和(自身を含む): 39433212720

約数和(自身を除く): 19216136576

約数列:

[1, 2, 4, 8, 16, 197, 394, 659, 788, 1318, 1576, 2636, 3152, 5272, 9733, 10544, 19466, 38932, 77864, 129823, 155728, 259646, 519292, 1038584, 1917401, 2077168, 3834802, 6414047, 7669604, 12828094, 15339208, 25656188, 30678416, 51312376, 102624752, 1263567259, 2527134518, 5054269036, 10108538072, 20217076144]

約数ペア:

[(1, 20217076144), (2, 10108538072), (4, 5054269036), (8, 2527134518), (16, 1263567259), (197, 102624752), (394, 51312376), (659, 30678416), (788, 25656188), (1318, 15339208), (1576, 12828094), (2636, 7669604), (3152, 6414047), (5272, 3834802), (9733, 2077168), (10544, 1917401), (19466, 1038584), (38932, 519292), (77864, 259646), (129823, 155728)]