19004062

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 39057768

約数和(自身を除く): 20053706

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 61, 77, 98, 119, 122, 154, 187, 238, 289, 374, 427, 539, 578, 671, 833, 854, 1037, 1078, 1309, 1342, 1666, 2023, 2074, 2618, 2989, 3179, 4046, 4697, 5978, 6358, 7259, 9163, 9394, 11407, 14161, 14518, 17629, 18326, 22253, 22814, 28322, 32879, 35258, 44506, 50813, 65758, 79849, 101626, 123403, 155771, 159698, 193919, 246806, 311542, 387838, 558943, 863821, 1117886, 1357433, 1727642, 2714866, 9502031, 19004062]

約数ペア:

[(1, 19004062), (2, 9502031), (7, 2714866), (11, 1727642), (14, 1357433), (17, 1117886), (22, 863821), (34, 558943), (49, 387838), (61, 311542), (77, 246806), (98, 193919), (119, 159698), (122, 155771), (154, 123403), (187, 101626), (238, 79849), (289, 65758), (374, 50813), (427, 44506), (539, 35258), (578, 32879), (671, 28322), (833, 22814), (854, 22253), (1037, 18326), (1078, 17629), (1309, 14518), (1342, 14161), (1666, 11407), (2023, 9394), (2074, 9163), (2618, 7259), (2989, 6358), (3179, 5978), (4046, 4697)]