19269778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 32622912

約数和(自身を除く): 13353134

約数列:

[1, 2, 11, 22, 61, 83, 122, 166, 173, 346, 671, 913, 1342, 1826, 1903, 3806, 5063, 10126, 10553, 14359, 21106, 28718, 55693, 111386, 116083, 157949, 232166, 315898, 875899, 1751798, 9634889, 19269778]

約数ペア:

[(1, 19269778), (2, 9634889), (11, 1751798), (22, 875899), (61, 315898), (83, 232166), (122, 157949), (166, 116083), (173, 111386), (346, 55693), (671, 28718), (913, 21106), (1342, 14359), (1826, 10553), (1903, 10126), (3806, 5063)]