18591153

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 30093312

約数和(自身を除く): 11502159

約数列:

[1, 3, 7, 21, 23, 61, 69, 161, 183, 427, 483, 631, 1281, 1403, 1893, 4209, 4417, 9821, 13251, 14513, 29463, 38491, 43539, 101591, 115473, 269437, 304773, 808311, 885293, 2655879, 6197051, 18591153]

約数ペア:

[(1, 18591153), (3, 6197051), (7, 2655879), (21, 885293), (23, 808311), (61, 304773), (69, 269437), (161, 115473), (183, 101591), (427, 43539), (483, 38491), (631, 29463), (1281, 14513), (1403, 13251), (1893, 9821), (4209, 4417)]