19905074

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8831}}^1$

素因数の和:8870

約数の個数: 24

約数和(自身を含む): 36246528

約数和(自身を除く): 16341454

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 8831, 17662, 61817, 123634, 203113, 406226, 432719, 865438, 1421791, 2843582, 9952537, 19905074]

約数ペア:

[(1, 19905074), (2, 9952537), (7, 2843582), (14, 1421791), (23, 865438), (46, 432719), (49, 406226), (98, 203113), (161, 123634), (322, 61817), (1127, 17662), (2254, 8831)]