201918316

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 382427136

約数和(自身を除く): 180508820

約数列:

[1, 2, 4, 17, 34, 68, 103, 127, 206, 227, 254, 412, 454, 508, 908, 1751, 2159, 3502, 3859, 4318, 7004, 7718, 8636, 13081, 15436, 23381, 26162, 28829, 46762, 52324, 57658, 93524, 115316, 222377, 397477, 444754, 490093, 794954, 889508, 980186, 1589908, 1960372, 2969387, 5938774, 11877548, 50479579, 100959158, 201918316]

約数ペア:

[(1, 201918316), (2, 100959158), (4, 50479579), (17, 11877548), (34, 5938774), (68, 2969387), (103, 1960372), (127, 1589908), (206, 980186), (227, 889508), (254, 794954), (412, 490093), (454, 444754), (508, 397477), (908, 222377), (1751, 115316), (2159, 93524), (3502, 57658), (3859, 52324), (4318, 46762), (7004, 28829), (7718, 26162), (8636, 23381), (13081, 15436)]