19970116

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 36013824

約数和(自身を除く): 16043708

約数列:

[1, 2, 4, 41, 82, 164, 263, 463, 526, 926, 1052, 1852, 10783, 18983, 21566, 37966, 43132, 75932, 121769, 243538, 487076, 4992529, 9985058, 19970116]

約数ペア:

[(1, 19970116), (2, 9985058), (4, 4992529), (41, 487076), (82, 243538), (164, 121769), (263, 75932), (463, 43132), (526, 37966), (926, 21566), (1052, 18983), (1852, 10783)]