19193636

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 42360192

約数和(自身を除く): 23166556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 617, 707, 1111, 1234, 1414, 2222, 2468, 2828, 4319, 4444, 6787, 7777, 8638, 13574, 15554, 17276, 27148, 31108, 47509, 62317, 95018, 124634, 190036, 249268, 436219, 685487, 872438, 1370974, 1744876, 2741948, 4798409, 9596818, 19193636]

約数ペア:

[(1, 19193636), (2, 9596818), (4, 4798409), (7, 2741948), (11, 1744876), (14, 1370974), (22, 872438), (28, 685487), (44, 436219), (77, 249268), (101, 190036), (154, 124634), (202, 95018), (308, 62317), (404, 47509), (617, 31108), (707, 27148), (1111, 17276), (1234, 15554), (1414, 13574), (2222, 8638), (2468, 7777), (2828, 6787), (4319, 4444)]