17983499905

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3079}}^1\times {\mathrm{8783}}^1$

素因数の和:11893

約数の個数: 32

約数和(自身を含む): 25972531200

約数和(自身を除く): 7989031295

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 3079, 8783, 15395, 21553, 43915, 58501, 61481, 107765, 166877, 292505, 307405, 409507, 834385, 1168139, 2047535, 5840695, 27042857, 135214285, 189299999, 513814283, 946499995, 2569071415, 3596699981, 17983499905]

約数ペア:

[(1, 17983499905), (5, 3596699981), (7, 2569071415), (19, 946499995), (35, 513814283), (95, 189299999), (133, 135214285), (665, 27042857), (3079, 5840695), (8783, 2047535), (15395, 1168139), (21553, 834385), (43915, 409507), (58501, 307405), (61481, 292505), (107765, 166877)]