19000520097

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{238703}}^1$

素因数の和:238889

約数の個数: 24

約数和(自身を含む): 27607549824

約数和(自身を除く): 8607029727

約数列:

[1, 3, 13, 39, 157, 169, 471, 507, 2041, 6123, 26533, 79599, 238703, 716109, 3103139, 9309417, 37476371, 40340807, 112429113, 121022421, 487192823, 1461578469, 6333506699, 19000520097]

約数ペア:

[(1, 19000520097), (3, 6333506699), (13, 1461578469), (39, 487192823), (157, 121022421), (169, 112429113), (471, 40340807), (507, 37476371), (2041, 9309417), (6123, 3103139), (26533, 716109), (79599, 238703)]