19557970

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{29191}}^1$

素因数の和:29265

約数の個数: 16

約数和(自身を含む): 35731008

約数和(自身を除く): 16173038

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 29191, 58382, 145955, 291910, 1955797, 3911594, 9778985, 19557970]

約数ペア:

[(1, 19557970), (2, 9778985), (5, 3911594), (10, 1955797), (67, 291910), (134, 145955), (335, 58382), (670, 29191)]