19394685

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13903}}^1$

素因数の和:13945

約数の個数: 24

約数和(自身を含む): 34704384

約数和(自身を除く): 15309699

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 13903, 41709, 69515, 125127, 208545, 430993, 625635, 1292979, 2154965, 3878937, 6464895, 19394685]

約数ペア:

[(1, 19394685), (3, 6464895), (5, 3878937), (9, 2154965), (15, 1292979), (31, 625635), (45, 430993), (93, 208545), (155, 125127), (279, 69515), (465, 41709), (1395, 13903)]