20185534663

素因数分解:

$7^2\times {\mathrm{79}}^2\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:764

約数の個数: 36

約数和(自身を含む): 23995780200

約数和(自身を除く): 3810245537

約数列:

[1, 7, 49, 79, 149, 443, 553, 1043, 3101, 3871, 6241, 7301, 11771, 21707, 34997, 43687, 66007, 82397, 244979, 305809, 462049, 576779, 929909, 1714853, 2764763, 3234343, 5214553, 6509363, 19353341, 36501871, 45565541, 135473387, 255513097, 411949687, 2883647809, 20185534663]

約数ペア:

[(1, 20185534663), (7, 2883647809), (49, 411949687), (79, 255513097), (149, 135473387), (443, 45565541), (553, 36501871), (1043, 19353341), (3101, 6509363), (3871, 5214553), (6241, 3234343), (7301, 2764763), (11771, 1714853), (21707, 929909), (34997, 576779), (43687, 462049), (66007, 305809), (82397, 244979)]