18723444

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 45601920

約数和(自身を除く): 26878476

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 173, 174, 311, 346, 348, 519, 622, 692, 933, 1038, 1244, 1866, 2076, 3732, 5017, 9019, 10034, 15051, 18038, 20068, 27057, 30102, 36076, 53803, 54114, 60204, 107606, 108228, 161409, 215212, 322818, 645636, 1560287, 3120574, 4680861, 6241148, 9361722, 18723444]

約数ペア:

[(1, 18723444), (2, 9361722), (3, 6241148), (4, 4680861), (6, 3120574), (12, 1560287), (29, 645636), (58, 322818), (87, 215212), (116, 161409), (173, 108228), (174, 107606), (311, 60204), (346, 54114), (348, 53803), (519, 36076), (622, 30102), (692, 27057), (933, 20068), (1038, 18038), (1244, 15051), (1866, 10034), (2076, 9019), (3732, 5017)]