19020477

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2753}}^1$

素因数の和:2817

約数の個数: 24

約数和(自身を含む): 30139776

約数和(自身を除く): 11119299

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 2753, 6909, 8259, 19271, 57813, 129391, 134897, 388173, 404691, 905737, 2717211, 6340159, 19020477]

約数ペア:

[(1, 19020477), (3, 6340159), (7, 2717211), (21, 905737), (47, 404691), (49, 388173), (141, 134897), (147, 129391), (329, 57813), (987, 19271), (2303, 8259), (2753, 6909)]