20194672970

素因数分解:

$2^1\times 5^1\times {\mathrm{7949}}^1\times {\mathrm{254053}}^1$

素因数の和:262009

約数の個数: 16

約数和(自身を含む): 36355127400

約数和(自身を除く): 16160454430

約数列:

[1, 2, 5, 10, 7949, 15898, 39745, 79490, 254053, 508106, 1270265, 2540530, 2019467297, 4038934594, 10097336485, 20194672970]

約数ペア:

[(1, 20194672970), (2, 10097336485), (5, 4038934594), (10, 2019467297), (7949, 2540530), (15898, 1270265), (39745, 508106), (79490, 254053)]