20868962

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 34793712

約数和(自身を除く): 13924750

約数列:

[1, 2, 17, 34, 37, 53, 74, 106, 313, 626, 629, 901, 1258, 1802, 1961, 3922, 5321, 10642, 11581, 16589, 23162, 33178, 33337, 66674, 196877, 282013, 393754, 564026, 613793, 1227586, 10434481, 20868962]

約数ペア:

[(1, 20868962), (2, 10434481), (17, 1227586), (34, 613793), (37, 564026), (53, 393754), (74, 282013), (106, 196877), (313, 66674), (626, 33337), (629, 33178), (901, 23162), (1258, 16589), (1802, 11581), (1961, 10642), (3922, 5321)]