19231695

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 39997440

約数和(自身を除く): 20765745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 63, 105, 135, 141, 189, 235, 315, 329, 423, 433, 705, 945, 987, 1269, 1299, 1645, 2115, 2165, 2961, 3031, 3897, 4935, 6345, 6495, 8883, 9093, 11691, 14805, 15155, 19485, 20351, 27279, 44415, 45465, 58455, 61053, 81837, 101755, 136395, 142457, 183159, 305265, 409185, 427371, 549477, 712285, 915795, 1282113, 2136855, 2747385, 3846339, 6410565, 19231695]

約数ペア:

[(1, 19231695), (3, 6410565), (5, 3846339), (7, 2747385), (9, 2136855), (15, 1282113), (21, 915795), (27, 712285), (35, 549477), (45, 427371), (47, 409185), (63, 305265), (105, 183159), (135, 142457), (141, 136395), (189, 101755), (235, 81837), (315, 61053), (329, 58455), (423, 45465), (433, 44415), (705, 27279), (945, 20351), (987, 19485), (1269, 15155), (1299, 14805), (1645, 11691), (2115, 9093), (2165, 8883), (2961, 6495), (3031, 6345), (3897, 4935)]