19109744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{62861}}^1$

素因数の和:62888

約数の個数: 20

約数和(自身を含む): 38974440

約数和(自身を除く): 19864696

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 62861, 125722, 251444, 502888, 1005776, 1194359, 2388718, 4777436, 9554872, 19109744]

約数ペア:

[(1, 19109744), (2, 9554872), (4, 4777436), (8, 2388718), (16, 1194359), (19, 1005776), (38, 502888), (76, 251444), (152, 125722), (304, 62861)]