20528033349

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1\times {\mathrm{4051}}^1$

素因数の和:4617

約数の個数: 32

約数和(自身を含む): 28362184704

約数和(自身を除く): 7834151355

約数列:

[1, 3, 47, 83, 141, 249, 433, 1299, 3901, 4051, 11703, 12153, 20351, 35939, 61053, 107817, 190397, 336233, 571191, 1008699, 1689133, 1754083, 5067399, 5262249, 15802951, 47408853, 82441901, 145588889, 247325703, 436766667, 6842677783, 20528033349]

約数ペア:

[(1, 20528033349), (3, 6842677783), (47, 436766667), (83, 247325703), (141, 145588889), (249, 82441901), (433, 47408853), (1299, 15802951), (3901, 5262249), (4051, 5067399), (11703, 1754083), (12153, 1689133), (20351, 1008699), (35939, 571191), (61053, 336233), (107817, 190397)]