39751990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{209221}}^1$

素因数の和:209247

約数の個数: 16

約数和(自身を含む): 75319920

約数和(自身を除く): 35567930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 209221, 418442, 1046105, 2092210, 3975199, 7950398, 19875995, 39751990]

約数ペア:

[(1, 39751990), (2, 19875995), (5, 7950398), (10, 3975199), (19, 2092210), (38, 1046105), (95, 418442), (190, 209221)]