201854917

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 239984640

約数和(自身を除く): 38129723

約数列:

[1, 11, 19, 61, 71, 209, 223, 671, 781, 1159, 1349, 2453, 4237, 4331, 12749, 13603, 14839, 15833, 46607, 47641, 82289, 149633, 174163, 258457, 300827, 905179, 965813, 2843027, 3309097, 10623943, 18350447, 201854917]

約数ペア:

[(1, 201854917), (11, 18350447), (19, 10623943), (61, 3309097), (71, 2843027), (209, 965813), (223, 905179), (671, 300827), (781, 258457), (1159, 174163), (1349, 149633), (2453, 82289), (4237, 47641), (4331, 46607), (12749, 15833), (13603, 14839)]