20105970559

素因数分解:

${\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1\times {\mathrm{461}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 21554273664

約数和(自身を除く): 1448303105

約数列:

[1, 23, 97, 113, 173, 461, 2231, 2599, 3979, 10603, 10961, 16781, 19549, 44717, 52093, 79753, 252103, 385963, 449627, 1028491, 1198139, 1834319, 1896253, 5053021, 7736041, 9012089, 43613819, 116219483, 177928943, 207278047, 874172633, 20105970559]

約数ペア:

[(1, 20105970559), (23, 874172633), (97, 207278047), (113, 177928943), (173, 116219483), (461, 43613819), (2231, 9012089), (2599, 7736041), (3979, 5053021), (10603, 1896253), (10961, 1834319), (16781, 1198139), (19549, 1028491), (44717, 449627), (52093, 385963), (79753, 252103)]