19716248

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{743}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 38568960

約数和(自身を除く): 18852712

約数列:

[1, 2, 4, 8, 31, 62, 107, 124, 214, 248, 428, 743, 856, 1486, 2972, 3317, 5944, 6634, 13268, 23033, 26536, 46066, 79501, 92132, 159002, 184264, 318004, 636008, 2464531, 4929062, 9858124, 19716248]

約数ペア:

[(1, 19716248), (2, 9858124), (4, 4929062), (8, 2464531), (31, 636008), (62, 318004), (107, 184264), (124, 159002), (214, 92132), (248, 79501), (428, 46066), (743, 26536), (856, 23033), (1486, 13268), (2972, 6634), (3317, 5944)]