20902758

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2029}}^1$

素因数の和:2152

約数の個数: 32

約数和(自身を含む): 44724960

約数和(自身を除く): 23822202

約数列:

[1, 2, 3, 6, 17, 34, 51, 101, 102, 202, 303, 606, 1717, 2029, 3434, 4058, 5151, 6087, 10302, 12174, 34493, 68986, 103479, 204929, 206958, 409858, 614787, 1229574, 3483793, 6967586, 10451379, 20902758]

約数ペア:

[(1, 20902758), (2, 10451379), (3, 6967586), (6, 3483793), (17, 1229574), (34, 614787), (51, 409858), (101, 206958), (102, 204929), (202, 103479), (303, 68986), (606, 34493), (1717, 12174), (2029, 10302), (3434, 6087), (4058, 5151)]