38910208

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{4903}}^1$

素因数の和:4950

約数の個数: 36

約数和(自身を含む): 80190208

約数和(自身を除く): 41280000

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 4903, 7936, 9806, 19612, 39224, 78448, 151993, 156896, 303986, 313792, 607972, 627584, 1215944, 1255168, 2431888, 4863776, 9727552, 19455104, 38910208]

約数ペア:

[(1, 38910208), (2, 19455104), (4, 9727552), (8, 4863776), (16, 2431888), (31, 1255168), (32, 1215944), (62, 627584), (64, 607972), (124, 313792), (128, 303986), (248, 156896), (256, 151993), (496, 78448), (992, 39224), (1984, 19612), (3968, 9806), (4903, 7936)]