19744395

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7039}}^1$

素因数の和:7075

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 16750965

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7039, 21117, 35195, 77429, 105585, 119663, 232287, 358989, 387145, 598315, 1161435, 1316293, 1794945, 3948879, 6581465, 19744395]

約数ペア:

[(1, 19744395), (3, 6581465), (5, 3948879), (11, 1794945), (15, 1316293), (17, 1161435), (33, 598315), (51, 387145), (55, 358989), (85, 232287), (165, 119663), (187, 105585), (255, 77429), (561, 35195), (935, 21117), (2805, 7039)]