16020249931

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{25037}}^1$

素因数の和:25363

約数の個数: 32

約数和(自身を含む): 20479080960

約数和(自身を除く): 4458831029

約数列:

[1, 7, 17, 19, 119, 133, 283, 323, 1981, 2261, 4811, 5377, 25037, 33677, 37639, 91409, 175259, 425629, 475703, 639863, 2979403, 3329921, 7085471, 8086951, 49598297, 56608657, 120453007, 134623949, 843171049, 942367643, 2288607133, 16020249931]

約数ペア:

[(1, 16020249931), (7, 2288607133), (17, 942367643), (19, 843171049), (119, 134623949), (133, 120453007), (283, 56608657), (323, 49598297), (1981, 8086951), (2261, 7085471), (4811, 3329921), (5377, 2979403), (25037, 639863), (33677, 475703), (37639, 425629), (91409, 175259)]