17996838573

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1\times {\mathrm{19841}}^1$

素因数の和:20817

約数の個数: 32

約数和(自身を含む): 28039127040

約数和(自身を除く): 10042288467

約数列:

[1, 3, 7, 21, 47, 141, 329, 919, 987, 2757, 6433, 19299, 19841, 43193, 59523, 129579, 138887, 302351, 416661, 907053, 932527, 2797581, 6527689, 18233879, 19583067, 54701637, 127637153, 382911459, 856992313, 2570976939, 5998946191, 17996838573]

約数ペア:

[(1, 17996838573), (3, 5998946191), (7, 2570976939), (21, 856992313), (47, 382911459), (141, 127637153), (329, 54701637), (919, 19583067), (987, 18233879), (2757, 6527689), (6433, 2797581), (19299, 932527), (19841, 907053), (43193, 416661), (59523, 302351), (129579, 138887)]