19012791

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{13513}}^1$

素因数の和:13590

約数の個数: 16

約数和(自身を含む): 29406464

約数和(自身を除く): 10393673

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 13513, 40539, 94591, 283773, 905371, 2716113, 6337597, 19012791]

約数ペア:

[(1, 19012791), (3, 6337597), (7, 2716113), (21, 905371), (67, 283773), (201, 94591), (469, 40539), (1407, 13513)]