18053973

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5407}}^1$

素因数の和:5473

約数の個数: 24

約数和(自身を含む): 30371328

約数和(自身を除く): 12317355

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 5407, 16221, 37849, 48663, 113547, 286571, 340641, 859713, 2005997, 2579139, 6017991, 18053973]

約数ペア:

[(1, 18053973), (3, 6017991), (7, 2579139), (9, 2005997), (21, 859713), (53, 340641), (63, 286571), (159, 113547), (371, 48663), (477, 37849), (1113, 16221), (3339, 5407)]