20136974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 35773920

約数和(自身を除く): 15636946

約数列:

[1, 2, 11, 13, 22, 26, 143, 181, 286, 362, 389, 778, 1991, 2353, 3982, 4279, 4706, 5057, 8558, 10114, 25883, 51766, 55627, 70409, 111254, 140818, 774499, 915317, 1548998, 1830634, 10068487, 20136974]

約数ペア:

[(1, 20136974), (2, 10068487), (11, 1830634), (13, 1548998), (22, 915317), (26, 774499), (143, 140818), (181, 111254), (286, 70409), (362, 55627), (389, 51766), (778, 25883), (1991, 10114), (2353, 8558), (3982, 5057), (4279, 4706)]