19772324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{2659}}^1$

素因数の和:2700

約数の個数: 36

約数和(自身を含む): 40889520

約数和(自身を除く): 21117196

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1859, 2659, 3718, 5318, 7436, 10636, 29249, 34567, 58498, 69134, 116996, 138268, 380237, 449371, 760474, 898742, 1520948, 1797484, 4943081, 9886162, 19772324]

約数ペア:

[(1, 19772324), (2, 9886162), (4, 4943081), (11, 1797484), (13, 1520948), (22, 898742), (26, 760474), (44, 449371), (52, 380237), (143, 138268), (169, 116996), (286, 69134), (338, 58498), (572, 34567), (676, 29249), (1859, 10636), (2659, 7436), (3718, 5318)]