20178582507

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{487}}^1\times {\mathrm{78031}}^1$

素因数の和:78583

約数の個数: 24

約数和(自身を含む): 29702100480

約数和(自身を除く): 9523517973

約数列:

[1, 3, 9, 59, 177, 487, 531, 1461, 4383, 28733, 78031, 86199, 234093, 258597, 702279, 4603829, 13811487, 38001097, 41434461, 114003291, 342009873, 2242064723, 6726194169, 20178582507]

約数ペア:

[(1, 20178582507), (3, 6726194169), (9, 2242064723), (59, 342009873), (177, 114003291), (487, 41434461), (531, 38001097), (1461, 13811487), (4383, 4603829), (28733, 702279), (78031, 258597), (86199, 234093)]