19119033

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 31449600

約数和(自身を除く): 12330567

約数列:

[1, 3, 9, 17, 29, 31, 51, 87, 93, 139, 153, 261, 279, 417, 493, 527, 899, 1251, 1479, 1581, 2363, 2697, 4031, 4309, 4437, 4743, 7089, 8091, 12093, 12927, 15283, 21267, 36279, 38781, 45849, 68527, 73253, 124961, 137547, 205581, 219759, 374883, 616743, 659277, 1124649, 2124337, 6373011, 19119033]

約数ペア:

[(1, 19119033), (3, 6373011), (9, 2124337), (17, 1124649), (29, 659277), (31, 616743), (51, 374883), (87, 219759), (93, 205581), (139, 137547), (153, 124961), (261, 73253), (279, 68527), (417, 45849), (493, 38781), (527, 36279), (899, 21267), (1251, 15283), (1479, 12927), (1581, 12093), (2363, 8091), (2697, 7089), (4031, 4743), (4309, 4437)]