18965202064

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1973}}^1\times {\mathrm{14653}}^1$

素因数の和:16675

約数の個数: 40

約数和(自身を含む): 37662948792

約数和(自身を除く): 18697746728

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1973, 3946, 7892, 14653, 15784, 29306, 31568, 58612, 80893, 117224, 161786, 234448, 323572, 600773, 647144, 1201546, 1294288, 2403092, 4806184, 9612368, 28910369, 57820738, 115641476, 231282952, 462565904, 1185325129, 2370650258, 4741300516, 9482601032, 18965202064]

約数ペア:

[(1, 18965202064), (2, 9482601032), (4, 4741300516), (8, 2370650258), (16, 1185325129), (41, 462565904), (82, 231282952), (164, 115641476), (328, 57820738), (656, 28910369), (1973, 9612368), (3946, 4806184), (7892, 2403092), (14653, 1294288), (15784, 1201546), (29306, 647144), (31568, 600773), (58612, 323572), (80893, 234448), (117224, 161786)]