19149796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{251971}}^1$

素因数の和:251994

約数の個数: 12

約数和(自身を含む): 35276080

約数和(自身を除く): 16126284

約数列:

[1, 2, 4, 19, 38, 76, 251971, 503942, 1007884, 4787449, 9574898, 19149796]

約数ペア:

[(1, 19149796), (2, 9574898), (4, 4787449), (19, 1007884), (38, 503942), (76, 251971)]