20189664235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{67043}}^1$

素因数の和:67215

約数の個数: 32

約数和(自身を含む): 26964560448

約数和(自身を除く): 6774896213

約数列:

[1, 5, 13, 41, 65, 113, 205, 533, 565, 1469, 2665, 4633, 7345, 23165, 60229, 67043, 301145, 335215, 871559, 2748763, 4357795, 7575859, 13743815, 35733919, 37879295, 98486167, 178669595, 310610219, 492430835, 1553051095, 4037932847, 20189664235]

約数ペア:

[(1, 20189664235), (5, 4037932847), (13, 1553051095), (41, 492430835), (65, 310610219), (113, 178669595), (205, 98486167), (533, 37879295), (565, 35733919), (1469, 13743815), (2665, 7575859), (4633, 4357795), (7345, 2748763), (23165, 871559), (60229, 335215), (67043, 301145)]