18812150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{911}}^1$

素因数の和:989

約数の個数: 48

約数和(自身を含む): 40711680

約数和(自身を除く): 21899530

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 59, 70, 118, 175, 295, 350, 413, 590, 826, 911, 1475, 1822, 2065, 2950, 4130, 4555, 6377, 9110, 10325, 12754, 20650, 22775, 31885, 45550, 53749, 63770, 107498, 159425, 268745, 318850, 376243, 537490, 752486, 1343725, 1881215, 2687450, 3762430, 9406075, 18812150]

約数ペア:

[(1, 18812150), (2, 9406075), (5, 3762430), (7, 2687450), (10, 1881215), (14, 1343725), (25, 752486), (35, 537490), (50, 376243), (59, 318850), (70, 268745), (118, 159425), (175, 107498), (295, 63770), (350, 53749), (413, 45550), (590, 31885), (826, 22775), (911, 20650), (1475, 12754), (1822, 10325), (2065, 9110), (2950, 6377), (4130, 4555)]