19872536

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1409}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 39085200

約数和(自身を除く): 19212664

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1409, 1763, 2818, 3526, 5636, 7052, 11272, 14104, 57769, 60587, 115538, 121174, 231076, 242348, 462152, 484696, 2484067, 4968134, 9936268, 19872536]

約数ペア:

[(1, 19872536), (2, 9936268), (4, 4968134), (8, 2484067), (41, 484696), (43, 462152), (82, 242348), (86, 231076), (164, 121174), (172, 115538), (328, 60587), (344, 57769), (1409, 14104), (1763, 11272), (2818, 7052), (3526, 5636)]