19316703

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{13729}}^1$

素因数の和:13806

約数の個数: 16

約数和(自身を含む): 29876480

約数和(自身を除く): 10559777

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 13729, 41187, 96103, 288309, 919843, 2759529, 6438901, 19316703]

約数ペア:

[(1, 19316703), (3, 6438901), (7, 2759529), (21, 919843), (67, 288309), (201, 96103), (469, 41187), (1407, 13729)]