155532556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{4861}}^1$

素因数の和:5305

約数の個数: 24

約数和(自身を含む): 287246960

約数和(自身を除く): 131714404

約数列:

[1, 2, 4, 19, 38, 76, 421, 842, 1684, 4861, 7999, 9722, 15998, 19444, 31996, 92359, 184718, 369436, 2046481, 4092962, 8185924, 38883139, 77766278, 155532556]

約数ペア:

[(1, 155532556), (2, 77766278), (4, 38883139), (19, 8185924), (38, 4092962), (76, 2046481), (421, 369436), (842, 184718), (1684, 92359), (4861, 31996), (7999, 19444), (9722, 15998)]