19251579

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^2$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 27814720

約数和(自身を除く): 8563141

約数列:

[1, 3, 19, 57, 67, 71, 201, 213, 1273, 1349, 3819, 4047, 4757, 5041, 14271, 15123, 90383, 95779, 271149, 287337, 337747, 1013241, 6417193, 19251579]

約数ペア:

[(1, 19251579), (3, 6417193), (19, 1013241), (57, 337747), (67, 287337), (71, 271149), (201, 95779), (213, 90383), (1273, 15123), (1349, 14271), (3819, 5041), (4047, 4757)]