19055816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 39801300

約数和(自身を除く): 20745484

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 109, 164, 218, 328, 436, 533, 872, 1066, 1417, 1681, 2132, 2834, 3362, 4264, 4469, 5668, 6724, 8938, 11336, 13448, 17876, 21853, 35752, 43706, 58097, 87412, 116194, 174824, 183229, 232388, 366458, 464776, 732916, 1465832, 2381977, 4763954, 9527908, 19055816]

約数ペア:

[(1, 19055816), (2, 9527908), (4, 4763954), (8, 2381977), (13, 1465832), (26, 732916), (41, 464776), (52, 366458), (82, 232388), (104, 183229), (109, 174824), (164, 116194), (218, 87412), (328, 58097), (436, 43706), (533, 35752), (872, 21853), (1066, 17876), (1417, 13448), (1681, 11336), (2132, 8938), (2834, 6724), (3362, 5668), (4264, 4469)]