20210738194

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1\times {\mathrm{7307}}^1$

素因数の和:7818

約数の個数: 32

約数和(自身を含む): 31491633600

約数和(自身を除く): 11280895406

約数列:

[1, 2, 41, 82, 89, 178, 379, 758, 3649, 7298, 7307, 14614, 15539, 31078, 33731, 67462, 299587, 599174, 650323, 1300646, 1382971, 2765942, 2769353, 5538706, 26663243, 53326486, 113543473, 227086946, 246472417, 492944834, 10105369097, 20210738194]

約数ペア:

[(1, 20210738194), (2, 10105369097), (41, 492944834), (82, 246472417), (89, 227086946), (178, 113543473), (379, 53326486), (758, 26663243), (3649, 5538706), (7298, 2769353), (7307, 2765942), (14614, 1382971), (15539, 1300646), (31078, 650323), (33731, 599174), (67462, 299587)]