18773714

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1\times {\mathrm{521}}^1$

素因数の和:985

約数の個数: 16

約数和(自身を含む): 28939680

約数和(自身を除く): 10165966

約数列:

[1, 2, 43, 86, 419, 521, 838, 1042, 18017, 22403, 36034, 44806, 218299, 436598, 9386857, 18773714]

約数ペア:

[(1, 18773714), (2, 9386857), (43, 436598), (86, 218299), (419, 44806), (521, 36034), (838, 22403), (1042, 18017)]