19385613

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{743}}^1$

素因数の和:985

約数の個数: 24

約数和(自身を含む): 30331392

約数和(自身を除く): 10945779

約数列:

[1, 3, 9, 13, 39, 117, 223, 669, 743, 2007, 2229, 2899, 6687, 8697, 9659, 26091, 28977, 86931, 165689, 497067, 1491201, 2153957, 6461871, 19385613]

約数ペア:

[(1, 19385613), (3, 6461871), (9, 2153957), (13, 1491201), (39, 497067), (117, 165689), (223, 86931), (669, 28977), (743, 26091), (2007, 9659), (2229, 8697), (2899, 6687)]