201720961819

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{62753}}^1$

素因数の和:63007

約数の個数: 32

約数和(自身を含む): 229956761664

約数和(自身を除く): 28235799845

約数列:

[1, 13, 37, 41, 163, 481, 533, 1517, 2119, 6031, 6683, 19721, 62753, 78403, 86879, 247271, 815789, 2321861, 2572873, 3214523, 10228739, 30184193, 33447349, 95196301, 132973607, 378463343, 419378299, 1237551913, 4920023459, 5451917887, 15516997063, 201720961819]

約数ペア:

[(1, 201720961819), (13, 15516997063), (37, 5451917887), (41, 4920023459), (163, 1237551913), (481, 419378299), (533, 378463343), (1517, 132973607), (2119, 95196301), (6031, 33447349), (6683, 30184193), (19721, 10228739), (62753, 3214523), (78403, 2572873), (86879, 2321861), (247271, 815789)]