2005102519

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{18701}}^1$

素因数の和:18795

約数の個数: 24

約数和(自身を含む): 2480334048

約数和(自身を除く): 475231529

約数列:

[1, 7, 17, 53, 119, 289, 371, 901, 2023, 6307, 15317, 18701, 107219, 130907, 317917, 991153, 2225419, 5404589, 6938071, 16849601, 37832123, 117947207, 286443217, 2005102519]

約数ペア:

[(1, 2005102519), (7, 286443217), (17, 117947207), (53, 37832123), (119, 16849601), (289, 6938071), (371, 5404589), (901, 2225419), (2023, 991153), (6307, 317917), (15317, 130907), (18701, 107219)]