19891158

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2333}}^1$

素因数の和:2381

約数の個数: 48

約数和(自身を含む): 47893680

約数和(自身を除く): 28002522

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 147, 174, 203, 294, 406, 609, 1218, 1421, 2333, 2842, 4263, 4666, 6999, 8526, 13998, 16331, 32662, 48993, 67657, 97986, 114317, 135314, 202971, 228634, 342951, 405942, 473599, 685902, 947198, 1420797, 2841594, 3315193, 6630386, 9945579, 19891158]

約数ペア:

[(1, 19891158), (2, 9945579), (3, 6630386), (6, 3315193), (7, 2841594), (14, 1420797), (21, 947198), (29, 685902), (42, 473599), (49, 405942), (58, 342951), (87, 228634), (98, 202971), (147, 135314), (174, 114317), (203, 97986), (294, 67657), (406, 48993), (609, 32662), (1218, 16331), (1421, 13998), (2333, 8526), (2842, 6999), (4263, 4666)]