211487252

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2782727}}^1$

素因数の和:2782750

約数の個数: 12

約数和(自身を含む): 389581920

約数和(自身を除く): 178094668

約数列:

[1, 2, 4, 19, 38, 76, 2782727, 5565454, 11130908, 52871813, 105743626, 211487252]

約数ペア:

[(1, 211487252), (2, 105743626), (4, 52871813), (19, 11130908), (38, 5565454), (76, 2782727)]