19101208

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11003}}^1$

素因数の和:11047

約数の個数: 32

約数和(自身を含む): 42255360

約数和(自身を除く): 23154152

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 11003, 22006, 44012, 77021, 88024, 154042, 308084, 341093, 616168, 682186, 1364372, 2387651, 2728744, 4775302, 9550604, 19101208]

約数ペア:

[(1, 19101208), (2, 9550604), (4, 4775302), (7, 2728744), (8, 2387651), (14, 1364372), (28, 682186), (31, 616168), (56, 341093), (62, 308084), (124, 154042), (217, 88024), (248, 77021), (434, 44012), (868, 22006), (1736, 11003)]