19191976

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4073}}^1$

素因数の和:4129

約数の個数: 32

約数和(自身を含む): 39110400

約数和(自身を除く): 19918424

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 4073, 4712, 8146, 16292, 32584, 77387, 126263, 154774, 252526, 309548, 505052, 619096, 1010104, 2398997, 4797994, 9595988, 19191976]

約数ペア:

[(1, 19191976), (2, 9595988), (4, 4797994), (8, 2398997), (19, 1010104), (31, 619096), (38, 505052), (62, 309548), (76, 252526), (124, 154774), (152, 126263), (248, 77387), (589, 32584), (1178, 16292), (2356, 8146), (4073, 4712)]