219954514

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{293}}^1\times {\mathrm{2221}}^1$

素因数の和:2542

約数の個数: 24

約数和(自身を含む): 358644132

約数和(自身を除く): 138689618

約数列:

[1, 2, 13, 26, 169, 293, 338, 586, 2221, 3809, 4442, 7618, 28873, 49517, 57746, 99034, 375349, 650753, 750698, 1301506, 8459789, 16919578, 109977257, 219954514]

約数ペア:

[(1, 219954514), (2, 109977257), (13, 16919578), (26, 8459789), (169, 1301506), (293, 750698), (338, 650753), (586, 375349), (2221, 99034), (3809, 57746), (4442, 49517), (7618, 28873)]