18794974

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 32

約数和(自身を含む): 32078592

約数和(自身を除く): 13283618

約数列:

[1, 2, 11, 22, 41, 67, 82, 134, 311, 451, 622, 737, 902, 1474, 2747, 3421, 5494, 6842, 12751, 20837, 25502, 30217, 41674, 60434, 140261, 229207, 280522, 458414, 854317, 1708634, 9397487, 18794974]

約数ペア:

[(1, 18794974), (2, 9397487), (11, 1708634), (22, 854317), (41, 458414), (67, 280522), (82, 229207), (134, 140261), (311, 60434), (451, 41674), (622, 30217), (737, 25502), (902, 20837), (1474, 12751), (2747, 6842), (3421, 5494)]