890992042

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{33353}}^1$

素因数の和:33430

約数の個数: 24

約数和(自身を含む): 1448697636

約数和(自身を除く): 557705594

約数列:

[1, 2, 19, 37, 38, 74, 361, 703, 722, 1406, 13357, 26714, 33353, 66706, 633707, 1234061, 1267414, 2468122, 12040433, 23447159, 24080866, 46894318, 445496021, 890992042]

約数ペア:

[(1, 890992042), (2, 445496021), (19, 46894318), (37, 24080866), (38, 23447159), (74, 12040433), (361, 2468122), (703, 1267414), (722, 1234061), (1406, 633707), (13357, 66706), (26714, 33353)]