201686786

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1801}}^1$

素因数の和:2250

約数の個数: 32

約数和(自身を含む): 365013120

約数和(自身を除く): 163326334

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 421, 842, 1801, 2947, 3602, 5894, 7999, 12607, 15998, 25214, 34219, 55993, 68438, 111986, 239533, 479066, 758221, 1516442, 5307547, 10615094, 14406199, 28812398, 100843393, 201686786]

約数ペア:

[(1, 201686786), (2, 100843393), (7, 28812398), (14, 14406199), (19, 10615094), (38, 5307547), (133, 1516442), (266, 758221), (421, 479066), (842, 239533), (1801, 111986), (2947, 68438), (3602, 55993), (5894, 34219), (7999, 25214), (12607, 15998)]