20145785553

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1\times {\mathrm{3373}}^1$

素因数の和:3878

約数の個数: 48

約数和(自身を含む): 31201672320

約数和(自身を除く): 11055886767

約数列:

[1, 3, 9, 17, 51, 103, 153, 309, 379, 927, 1137, 1751, 3373, 3411, 5253, 6443, 10119, 15759, 19329, 30357, 39037, 57341, 57987, 117111, 172023, 347419, 351333, 516069, 663629, 1042257, 1278367, 1990887, 3126771, 3835101, 5906123, 5972661, 11505303, 17718369, 21732239, 53155107, 65196717, 131671801, 195590151, 395015403, 1185046209, 2238420617, 6715261851, 20145785553]

約数ペア:

[(1, 20145785553), (3, 6715261851), (9, 2238420617), (17, 1185046209), (51, 395015403), (103, 195590151), (153, 131671801), (309, 65196717), (379, 53155107), (927, 21732239), (1137, 17718369), (1751, 11505303), (3373, 5972661), (3411, 5906123), (5253, 3835101), (6443, 3126771), (10119, 1990887), (15759, 1278367), (19329, 1042257), (30357, 663629), (39037, 516069), (57341, 351333), (57987, 347419), (117111, 172023)]