20020039906

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{9547}}^1$

素因数の和:9946

約数の個数: 32

約数和(自身を含む): 31133507328

約数和(自身を除く): 11113467422

約数列:

[1, 2, 53, 73, 106, 146, 271, 542, 3869, 7738, 9547, 14363, 19094, 19783, 28726, 39566, 505991, 696931, 1011982, 1048499, 1393862, 2096998, 2587237, 5174474, 36937343, 73874686, 137123561, 188868301, 274247122, 377736602, 10010019953, 20020039906]

約数ペア:

[(1, 20020039906), (2, 10010019953), (53, 377736602), (73, 274247122), (106, 188868301), (146, 137123561), (271, 73874686), (542, 36937343), (3869, 5174474), (7738, 2587237), (9547, 2096998), (14363, 1393862), (19094, 1048499), (19783, 1011982), (28726, 696931), (39566, 505991)]