1989177412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{17299}}^1$

素因数の和:17428

約数の個数: 48

約数和(自身を含む): 3923640000

約数和(自身を除く): 1934462588

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 89, 178, 323, 356, 646, 1292, 1513, 1691, 3026, 3382, 6052, 6764, 17299, 28747, 34598, 57494, 69196, 114988, 294083, 328681, 588166, 657362, 1176332, 1314724, 1539611, 3079222, 5587577, 6158444, 11175154, 22350308, 26173387, 29252609, 52346774, 58505218, 104693548, 117010436, 497294353, 994588706, 1989177412]

約数ペア:

[(1, 1989177412), (2, 994588706), (4, 497294353), (17, 117010436), (19, 104693548), (34, 58505218), (38, 52346774), (68, 29252609), (76, 26173387), (89, 22350308), (178, 11175154), (323, 6158444), (356, 5587577), (646, 3079222), (1292, 1539611), (1513, 1314724), (1691, 1176332), (3026, 657362), (3382, 588166), (6052, 328681), (6764, 294083), (17299, 114988), (28747, 69196), (34598, 57494)]