20496611

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 24883200

約数和(自身を除く): 4386589

約数列:

[1, 17, 19, 23, 31, 89, 323, 391, 437, 527, 589, 713, 1513, 1691, 2047, 2759, 7429, 10013, 12121, 13547, 28747, 34799, 38893, 46903, 52421, 63457, 230299, 661181, 891157, 1078769, 1205683, 20496611]

約数ペア:

[(1, 20496611), (17, 1205683), (19, 1078769), (23, 891157), (31, 661181), (89, 230299), (323, 63457), (391, 52421), (437, 46903), (527, 38893), (589, 34799), (713, 28747), (1513, 13547), (1691, 12121), (2047, 10013), (2759, 7429)]