207641390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{10429}}^1$

素因数の和:10628

約数の個数: 32

約数和(自身を含む): 410024160

約数和(自身を除く): 202382770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 1810, 1991, 3982, 9955, 10429, 19910, 20858, 52145, 104290, 114719, 229438, 573595, 1147190, 1887649, 3775298, 9438245, 18876490, 20764139, 41528278, 103820695, 207641390]

約数ペア:

[(1, 207641390), (2, 103820695), (5, 41528278), (10, 20764139), (11, 18876490), (22, 9438245), (55, 3775298), (110, 1887649), (181, 1147190), (362, 573595), (905, 229438), (1810, 114719), (1991, 104290), (3982, 52145), (9955, 20858), (10429, 19910)]