19488315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 39813120

約数和(自身を除く): 20324805

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 47, 55, 77, 105, 141, 165, 231, 235, 329, 359, 385, 517, 705, 987, 1077, 1155, 1551, 1645, 1795, 2513, 2585, 3619, 3949, 4935, 5385, 7539, 7755, 10857, 11847, 12565, 16873, 18095, 19745, 27643, 37695, 50619, 54285, 59235, 82929, 84365, 118111, 138215, 185603, 253095, 354333, 414645, 556809, 590555, 928015, 1299221, 1771665, 2784045, 3897663, 6496105, 19488315]

約数ペア:

[(1, 19488315), (3, 6496105), (5, 3897663), (7, 2784045), (11, 1771665), (15, 1299221), (21, 928015), (33, 590555), (35, 556809), (47, 414645), (55, 354333), (77, 253095), (105, 185603), (141, 138215), (165, 118111), (231, 84365), (235, 82929), (329, 59235), (359, 54285), (385, 50619), (517, 37695), (705, 27643), (987, 19745), (1077, 18095), (1155, 16873), (1551, 12565), (1645, 11847), (1795, 10857), (2513, 7755), (2585, 7539), (3619, 5385), (3949, 4935)]