19481670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16651}}^1$

素因数の和:16677

約数の個数: 48

約数和(自身を含む): 54551952

約数和(自身を除く): 35070282

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 16651, 33302, 49953, 83255, 99906, 149859, 166510, 216463, 249765, 299718, 432926, 499530, 649389, 749295, 1082315, 1298778, 1498590, 1948167, 2164630, 3246945, 3896334, 6493890, 9740835, 19481670]

約数ペア:

[(1, 19481670), (2, 9740835), (3, 6493890), (5, 3896334), (6, 3246945), (9, 2164630), (10, 1948167), (13, 1498590), (15, 1298778), (18, 1082315), (26, 749295), (30, 649389), (39, 499530), (45, 432926), (65, 299718), (78, 249765), (90, 216463), (117, 166510), (130, 149859), (195, 99906), (234, 83255), (390, 49953), (585, 33302), (1170, 16651)]