201813128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{21433}}^1$

素因数の和:21557

約数の個数: 32

約数和(自身を含む): 416676960

約数和(自身を除く): 214863832

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 428, 856, 1177, 2354, 4708, 9416, 21433, 42866, 85732, 171464, 235763, 471526, 943052, 1886104, 2293331, 4586662, 9173324, 18346648, 25226641, 50453282, 100906564, 201813128]

約数ペア:

[(1, 201813128), (2, 100906564), (4, 50453282), (8, 25226641), (11, 18346648), (22, 9173324), (44, 4586662), (88, 2293331), (107, 1886104), (214, 943052), (428, 471526), (856, 235763), (1177, 171464), (2354, 85732), (4708, 42866), (9416, 21433)]