20482905

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 33782400

約数和(自身を除く): 13299495

約数列:

[1, 3, 5, 15, 67, 89, 201, 229, 267, 335, 445, 687, 1005, 1145, 1335, 3435, 5963, 15343, 17889, 20381, 29815, 46029, 61143, 76715, 89445, 101905, 230145, 305715, 1365527, 4096581, 6827635, 20482905]

約数ペア:

[(1, 20482905), (3, 6827635), (5, 4096581), (15, 1365527), (67, 305715), (89, 230145), (201, 101905), (229, 89445), (267, 76715), (335, 61143), (445, 46029), (687, 29815), (1005, 20381), (1145, 17889), (1335, 15343), (3435, 5963)]