20123806235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1\times {\mathrm{10343}}^1$

素因数の和:11207

約数の個数: 32

約数和(自身を含む): 26744618880

約数和(自身を除く): 6620812645

約数列:

[1, 5, 13, 37, 65, 185, 481, 809, 2405, 4045, 10343, 10517, 29933, 51715, 52585, 134459, 149665, 382691, 389129, 672295, 1913455, 1945645, 4974983, 8367487, 24874915, 41837435, 108777331, 309597019, 543886655, 1547985095, 4024761247, 20123806235]

約数ペア:

[(1, 20123806235), (5, 4024761247), (13, 1547985095), (37, 543886655), (65, 309597019), (185, 108777331), (481, 41837435), (809, 24874915), (2405, 8367487), (4045, 4974983), (10343, 1945645), (10517, 1913455), (29933, 672295), (51715, 389129), (52585, 382691), (134459, 149665)]