20129890235

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44241517}}^1$

素因数の和:44241542

約数の個数: 16

約数和(自身を含む): 29730300096

約数和(自身を除く): 9600409861

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 44241517, 221207585, 309690619, 575139721, 1548453095, 2875698605, 4025978047, 20129890235]

約数ペア:

[(1, 20129890235), (5, 4025978047), (7, 2875698605), (13, 1548453095), (35, 575139721), (65, 309690619), (91, 221207585), (455, 44241517)]