19704627

素因数分解:

$3^5\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 29789760

約数和(自身を除く): 10085133

約数列:

[1, 3, 9, 27, 81, 131, 243, 393, 619, 1179, 1857, 3537, 5571, 10611, 16713, 31833, 50139, 81089, 150417, 243267, 729801, 2189403, 6568209, 19704627]

約数ペア:

[(1, 19704627), (3, 6568209), (9, 2189403), (27, 729801), (81, 243267), (131, 150417), (243, 81089), (393, 50139), (619, 31833), (1179, 16713), (1857, 10611), (3537, 5571)]