201991438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4337}}^1$

素因数の和:4452

約数の個数: 32

約数和(自身を含む): 346692960

約数和(自身を除く): 144701522

約数列:

[1, 2, 11, 22, 29, 58, 73, 146, 319, 638, 803, 1606, 2117, 4234, 4337, 8674, 23287, 46574, 47707, 95414, 125773, 251546, 316601, 633202, 1383503, 2767006, 3482611, 6965222, 9181429, 18362858, 100995719, 201991438]

約数ペア:

[(1, 201991438), (2, 100995719), (11, 18362858), (22, 9181429), (29, 6965222), (58, 3482611), (73, 2767006), (146, 1383503), (319, 633202), (638, 316601), (803, 251546), (1606, 125773), (2117, 95414), (4234, 47707), (4337, 46574), (8674, 23287)]