19748372

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5303}}^1$

素因数の和:5340

約数の個数: 36

約数和(自身を含む): 42325920

約数和(自身を除く): 22577548

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 5303, 10606, 21212, 37121, 74242, 100757, 148484, 201514, 259847, 403028, 519694, 705299, 1039388, 1410598, 2821196, 4937093, 9874186, 19748372]

約数ペア:

[(1, 19748372), (2, 9874186), (4, 4937093), (7, 2821196), (14, 1410598), (19, 1039388), (28, 705299), (38, 519694), (49, 403028), (76, 259847), (98, 201514), (133, 148484), (196, 100757), (266, 74242), (532, 37121), (931, 21212), (1862, 10606), (3724, 5303)]