27840206

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{19801}}^1$

素因数の和:19859

約数の個数: 16

約数和(自身を含む): 45148560

約数和(自身を除く): 17308354

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 19801, 39602, 376219, 732637, 752438, 1465274, 13920103, 27840206]

約数ペア:

[(1, 27840206), (2, 13920103), (19, 1465274), (37, 752438), (38, 732637), (74, 376219), (703, 39602), (1406, 19801)]