31128368

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1029

約数の個数: 40

約数和(自身を含む): 63314400

約数和(自身を除く): 32186032

約数列:

[1, 2, 4, 8, 16, 29, 58, 73, 116, 146, 232, 292, 464, 584, 919, 1168, 1838, 2117, 3676, 4234, 7352, 8468, 14704, 16936, 26651, 33872, 53302, 67087, 106604, 134174, 213208, 268348, 426416, 536696, 1073392, 1945523, 3891046, 7782092, 15564184, 31128368]

約数ペア:

[(1, 31128368), (2, 15564184), (4, 7782092), (8, 3891046), (16, 1945523), (29, 1073392), (58, 536696), (73, 426416), (116, 268348), (146, 213208), (232, 134174), (292, 106604), (464, 67087), (584, 53302), (919, 33872), (1168, 26651), (1838, 16936), (2117, 14704), (3676, 8468), (4234, 7352)]