388376516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{881}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 762810048

約数和(自身を除く): 374433532

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 233, 466, 473, 881, 932, 946, 1762, 1892, 2563, 3524, 5126, 9691, 10019, 10252, 19382, 20038, 37883, 38764, 40076, 75766, 110209, 151532, 205273, 220418, 410546, 416713, 440836, 821092, 833426, 1666852, 2258003, 4516006, 8826739, 9032012, 17653478, 35306956, 97094129, 194188258, 388376516]

約数ペア:

[(1, 388376516), (2, 194188258), (4, 97094129), (11, 35306956), (22, 17653478), (43, 9032012), (44, 8826739), (86, 4516006), (172, 2258003), (233, 1666852), (466, 833426), (473, 821092), (881, 440836), (932, 416713), (946, 410546), (1762, 220418), (1892, 205273), (2563, 151532), (3524, 110209), (5126, 75766), (9691, 40076), (10019, 38764), (10252, 37883), (19382, 20038)]